{"id":"C2004A02027","name":"Crimes at Sea Act 1979","slug":"crimes-at-sea-act-1979","collection":"act","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":"17 of 1979","makingDate":null,"administeringDepartment":null,"currentVersion":{"id":6756,"registerId":"commonwealth-C2004A02027-current","compilationNumber":null,"startDate":"2026-03-30","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"Short title [see Note 1]","content":"##### 1 Short title \\[see Note 1\\]\n\n  This Act may be cited as the Crimes at Sea Act 1979.","sortOrder":0},{"sectionNumber":"2","sectionType":"section","heading":"Commencement [see Note 1]","content":"##### 2 Commencement \\[see Note 1\\]\n\n  This Act shall come into operation on a date to be fixed by Proclamation.","sortOrder":1},{"sectionNumber":"3","sectionType":"section","heading":"Interpretation","content":"##### 3 Interpretation\n\n  (1) In this Act, unless the contrary intention appears:\n\n> act includes:\n\n(a) a failure to do an act; and\n\n(b) any circumstance or state of affairs.\n\n> Area A of the Zone of Cooperation has the same meaning as in the Petroleum (Timor Gap Zone of Cooperation) Act 1990.\n\n> Australian fishing zone has the same meaning as in the Fisheries Management Act 1991.\n\n> Australian ship means:\n\n(a) a ship registered in Australia or an external Territory under an Act or Imperial Act relating to the registration of ships that is applicable throughout the whole of Australia and the external Territories, not being an Act or Imperial Act relating to the registration of ships for a particular purpose or purposes only; or\n\n(b) any other ship (not being a ship registered in a foreign country) the operations of which are based in a place or places in Australia or an external Territory or which is wholly owned by a person who, or persons each of whom, is a natural person resident in, or a company incorporated in, Australia or an external Territory.\n\n> authority means:\n\n(a) in relation to a State:\n\n(i) the Governor, a Minister or a member of the Executive Council of the State;\n\n(ii) a person who holds office as a member of a court of the State;\n\n(iii) a body created by or under the law of the State; and\n\n(iv) an officer or employee of the State or of a body referred to in subparagraph (iii); and\n\n(b) in relation to the Northern Territory:\n\n(i) the Administrator or a Minister of the Territory;\n\n(ii) a person who holds office as a member of a court of the Territory;\n\n(iii) a body created by or under the law of the Territory; and\n\n(iv) an officer or employee of the Territory or of a body referred to in subparagraph (iii).\n\n> committal, in relation to an offence, means the committal of a person for trial, or to be sentenced or otherwise dealt with, for the offence.\n\n> criminal laws means any laws, whether written or unwritten and whether substantive or procedural, and as in force from time to time, that make provision for or in relation to offences (whether punishable on conviction on indictment or on summary conviction) or for or in relation to the investigation of offences or punishment of offenders, and includes any laws providing for the interpretation of those laws.\n\n> East Timor:\n\n(a) during the period of the administration of the United Nations Transitional Administration in East Timor (UNTAET) means:\n\n(i) when referred to in a geographic sense—the territory administered by UNTAET under United Nations Security Council Resolution 1272 (1999) of 25 October 1999 at New York; and\n\n(ii) when referred to as a body politic—UNTAET; and\n\n(b) after the territory ceases to be administered by UNTAET—has the meaning given by the regulations.\n\n> fishing has the same meaning as in the Fisheries Management Act 1991.\n\n> foreign country means a country other than:\n\n(a) Australia; or\n\n(b) an external Territory.\n\n> foreign ship means a ship other than an Australian ship.\n\n> proceedings includes proceedings with a view to the committal of a person for an offence.\n\n> ship means a vessel or boat of any description and includes:\n\n(a) any floating structure; and\n\n(b) any hovercraft or other similar craft.\n\n  (2) In this Act:\n\n(a) a reference to the commission of an act shall:\n\n(i) in the case of a failure to do an act—be construed as a reference to the failure; and\n\n(ii) in the case of an act being a circumstance or state of affairs—be construed as a reference to the occurrence or coming into existence of the circumstance or state of affairs;\n\n(b) a reference to a person who committed an act shall:\n\n(i) in the case of a failure to do an act—be construed as a reference to a person who failed to do the act; and\n\n(ii) in the case of an act being a circumstance or state of affairs—be construed as a reference to a person who was party to or concerned in, or otherwise has the responsibility for, the occurrence or existence of the circumstance or state of affairs;\n\n(c) a reference to an act committed from a ship includes a reference to an act committed in, on or below, or in the airspace above, the sea by a person from a ship; and\n\n(d) a reference to the criminal laws in force in a State or Territory does not include a reference to any laws of the Commonwealth in force in that State or Territory.\n\n  (3) For the purposes of this Act:\n\n(a) subject to paragraph (b), the place at which a ship’s voyage commences constitutes a place of call of the ship;\n\n(b) a reference to a place of call does not include a place that is not in a State or Territory and is not in a foreign country or the territorial sea of a foreign country; and\n\n(c) a place in the territorial sea adjacent to a State or Territory shall be deemed to be a place in that State or Territory, as the case may be.\n\n  (4) For the purposes of this Act, a person ceases to be a survivor of a wreck or sinking of a ship when he is rescued.","sortOrder":2},{"sectionNumber":"4","sectionType":"section","heading":"Arrangements with States","content":"##### 4 Arrangements with States\n\n  (1) The Governor‑General may make an arrangement with the Governor of a State or with the Administrator of the Northern Territory for or in relation to the exercise or performance in or in relation to that State or that Territory, as the case may be, of a power, duty or function (not being a power, duty or function involving the exercise of judicial power) by an authority of the State or Territory under the provisions of the criminal laws in force in any State or Territory as applying by virtue of this Act and, where such an arrangement is in force, the power, duty or function may or shall, as the case may be, be exercised or performed in or in relation to the first‑mentioned State or Territory accordingly.\n  (2) An arrangement under this section may contain such incidental or supplementary provisions as:\n\n(a) in the case of an arrangement made by the  \nGovernor‑General with the Governor of a State—the Governor‑General and the Governor of the State think necessary; or\n\n(b) in the case of an arrangement made by the  \nGovernor‑General with the Administrator of the Northern Territory—the Governor‑General and the Administrator of the Territory think necessary.\n\n  (3) Where an arrangement is in force under this section, the Governor‑General may:\n\n(a) in the case of an arrangement made by the  \nGovernor‑General with the Governor of a State—arrange with the Governor of the State; or\n\n(b) in the case of an arrangement made by the  \nGovernor‑General with the Administrator of the Northern Territory—arrange with the Administrator of the Territory;\n\n  for the variation or revocation of the arrangement.\n  (4) A copy of each instrument by which an arrangement under this section has been made, varied or revoked shall be published in the Gazette.","sortOrder":3},{"sectionNumber":"5","sectionType":"section","heading":"Certain Commonwealth laws excluded","content":"##### 5 Certain Commonwealth laws excluded\n\n  (1) Subject to subsection (2), the Acts Interpretation Act 1901 does not apply in relation to the provisions of the criminal laws in force in a State or Territory as applying by virtue of this Act.\n  (2) Nothing in subsection (1) affects the application, by virtue of this Act, of any provisions of the criminal laws in force in a Territory by reason that those provisions adopt, incorporate or otherwise apply, with or without modification, any of the provisions of the Acts Interpretation Act 1901.\n  (3) Sections 4A, 4B, 4D to 4K (inclusive), 5, 6, 7, 7A and 86 of the Crimes Act 1914 do not apply in relation to matters arising in or in relation to a State under the provisions of the criminal laws in force in a State or Territory as applying by virtue of this Act.\n  (4) Where there is in force an arrangement with the Governor of a State or with the Administrator of a Territory under section 4, then:\n\n(a) Part 1AA (other than section 3Z), and sections 9, 13, 14, 15, 15A, 15B, 15C and 15D all the provisions of Divisions 1 to 9 (inclusive) of Part 1B, sections 20C, 21B and 21E and Part 1D of the Crimes Act 1914; and\n\n(b) sections 69, 70, 71, 71A and 72 to 76 (inclusive) of the Judiciary Act 1903;\n\n  do not apply to or in relation to matters arising in or in relation to that State or Territory under the provisions of the criminal laws in force in a State or Territory as applying by virtue of this Act.\n  (5) Nothing in this Act affects the operation of section 68 of the Judiciary Act 1903.","sortOrder":4},{"sectionNumber":"6","sectionType":"section","heading":"Criminal laws applicable in relation to Australian ships engaged on certain voyages","content":"##### 6 Criminal laws applicable in relation to Australian ships engaged on certain voyages\n\n  (1) The provisions of the criminal laws in force in a State or Territory apply to and in relation to:\n\n(a) any act that is committed on or from an Australian ship if, at the time when the act was committed, the ship was connected with that State or Territory and was in the course of a prescribed voyage;\n\n(b) any act that is committed by a survivor of the wreck or sinking of an Australian ship if, immediately before the ship was wrecked or sunk, it was connected with that State or Territory and was in the course of a prescribed voyage; and\n\n(c) any act that is committed on or from an Australian ship in a place in a foreign country if, at the time when the act was committed, the ship was connected with that State or Territory;\n\n  and so apply as if the act were committed in that State or Territory.\n  (2) For the purposes of this section, an Australian ship shall be taken to be connected with a particular State or Territory at a particular time if:\n\n(a) the ship is registered at that time at a place in that State or Territory under an Act or Imperial Act relating to the registration of ships that is applicable throughout the whole of Australia and the external Territories, not being an Act or Imperial Act relating to the registration of ships for a particular purpose or purposes only;\n\n(b) in the case of a ship that at that time is not connected by virtue of paragraph (a) with any State or Territory—at that time the ship is registered or licensed for a particular purpose or purposes in that State or Territory under a law of the Commonwealth or of a State or Territory;\n\n(c) in the case of a ship that at that time is not connected by virtue of paragraph (a) or (b) with any State or Territory—at that time a place in that State or Territory serves as a base of operations for the ship; or\n\n(d) in the case of a ship that at that time is not connected by virtue of paragraph (a), (b) or (c) with any State or Territory—the ship may, having regard to all relevant considerations, reasonably be regarded as having at that time a connection with that State or Territory.\n\n  (3) For the purposes of this section, an Australian ship shall be taken to be on a prescribed voyage if:\n\n(a) the last preceding place of call of the ship was a place in a State and, at the time of the ship’s departure from that place, it was intended that the next place of call of the ship would be a place outside that State;\n\n(b) the last preceding place of call of the ship was a place in the Northern Territory and, at the time of the ship’s departure from that place, it was intended that the next place of call of the ship would be a place outside the Northern Territory; or\n\n(c) the last preceding place of call of the ship was a place in a Territory other than the Northern Territory or was a place in a foreign country.","sortOrder":5},{"sectionNumber":"7","sectionType":"section","heading":"Criminal laws applicable in relation to certain foreign ships","content":"##### 7 Criminal laws applicable in relation to certain foreign ships\n\n  (1) This section applies in relation to:\n\n(a) any act that is committed on or from a foreign ship:\n\n(i) at a time when the ship is beyond the outer limits of the territorial sea of Australia (but is not within the outer limits of the territorial sea adjacent to an external Territory or the outer limits of the territorial sea of a foreign country) in the course of a voyage to a place in Australia or an external Territory; or\n\n(ii) in the case of a ship that is engaged in fishing or in respect of which a licence is in force under the Fisheries Act 1952 or a foreign fishing licence or a port permit is in force under the Fisheries Management Act 1991—at a time when the ship is in the Australian fishing zone beyond the outer limits of the territorial sea of Australia but is not within the outer limits of the territorial sea adjacent to an external Territory;\n\n(b) any act that is committed beyond the outer limits of the territorial sea of Australia (but not within the outer limits of the territorial sea adjacent to an external Territory or within the outer limits of the territorial sea of a foreign country) by a survivor of the wreck or sinking of a foreign ship if, immediately before the ship was wrecked or sunk, the ship was in the course of a voyage referred to in subparagraph (a)(i); and\n\n(c) any act that is committed in the Australian fishing zone beyond the outer limits of the territorial sea of Australia (but not within the outer limits of the territorial sea adjacent to an external Territory) by a survivor of the wreck or sinking of a foreign ship if, immediately before the ship was wrecked or sunk, the ship was engaged in fishing or a licence was in force in respect of the ship under the Fisheries Act 1952 or a foreign fishing licence or a port permit was in force in respect of the ship under the Fisheries Management Act 1991.\n\n  (2) For the purposes of this section, a ship shall be taken to be in the course of a voyage to a place in Australia or an external Territory if at the time of the ship’s departure from the last preceding place of call of the ship it was intended that the next place of call of the ship would be a place in Australia or an external Territory.\n  (3) If the person who committed an act in relation to which this section applies enters, or is brought into, a State or Territory, the provisions of the criminal laws in force in that State or Territory apply, and shall be deemed to have always applied, to and in relation to that act and so apply, and shall be deemed to have always so applied, as if that act had been committed in that State or Territory.\n  (4) In a prosecution of a person who is not an Australian citizen for an offence against a provision of the criminal laws in force in a State or Territory as applying by virtue of subsection (3), it is a defence if that person establishes that the act constituting the offence would not have constituted an offence against the law of the country of which he is a national if the act had taken place in that country.\n  (5) Proceedings for an offence against a provision of the criminal laws in force in a State or Territory as applying by virtue of subsection (3) in relation to an act committed on or from a foreign ship (other than proceedings for an offence against a law relating to fisheries) shall not be heard or determined, and, in the case of an indictable offence, proceedings with a view to the committal of a person for the offence shall not take place, except with the consent in writing of the Attorney‑General.\n  (6) Where a country other than Australia has jurisdiction under international law in relation to a foreign ship, the  \n  Attorney‑General shall not give his consent under subsection (5) in relation to an act committed on or from that ship unless he is satisfied that the government of that country has consented to the institution of the proceedings.\n  (7) Subsection (6) does not apply in relation to an act that the Attorney‑General is satisfied is of a piratical character.\n  (8) Notwithstanding that a consent has not been given in relation to an offence in accordance with subsection (5):\n\n(a) a person may be arrested for the offence, and a warrant for an arrest of a person for the offence may be issued and executed;\n\n(b) a person may be charged with the offence; and\n\n(c) a person so charged may be remanded in custody or on bail.\n\n  (9) Where the Attorney‑General has given his consent under subsection (5) to proceedings with a view to the committal of a person for an indictable offence, that consent shall be taken as sufficient consent to:\n\n(a) the committal of any person in relation to that offence or in relation to any other offence for which the person may be committed as a result of those proceedings; and\n\n(b) the hearing and determination of the proceedings for any offence for which a person is so committed.\n\n  (10) In proceedings requiring the consent of the Attorney‑General under subsection (5), a document purporting to be that consent is evidence, and in the absence of evidence to the contrary is conclusive evidence, of the matters stated in the document, and it shall be presumed, unless the contrary is established, that the consent has been duly given.","sortOrder":6},{"sectionNumber":"8","sectionType":"section","heading":"Criminal laws applicable to Australian citizens on foreign ships","content":"##### 8 Criminal laws applicable to Australian citizens on foreign ships\n\n  The provisions of the criminal laws in force in a State or Territory apply to and in relation to:\n\n(a) any act that is committed on or from a foreign ship at a time when the ship is beyond the outer limits of the territorial sea of Australia and is not within the outer limits of the territorial sea adjacent to an external Territory if:\n\n(i) at that time the person who committed the act was an Australian citizen and was not a member of the crew of the ship; and\n\n(ii) that person was domiciled at that time in that State or Territory or his last place of residence in Australia or the external Territories before that time was in that State or Territory; and\n\n(b) any act that is committed beyond the outer limits of the territorial sea of Australia and not within the outer limits of the territorial sea adjacent to an external Territory by a survivor of the wreck or sinking of a foreign ship if:\n\n(i) the survivor was an Australian citizen at the time when the act was committed; and\n\n(ii) the survivor was domiciled in that State or Territory at the time when the act was committed or his last place of residence in Australia or the external Territories before that time was in that State or Territory;\n\n  and so apply as if the act had been committed in that State or Territory.","sortOrder":7},{"sectionNumber":"9","sectionType":"section","heading":"Criminal laws applicable in offshore areas in relation to exploration or exploitation of the continental shelf","content":"##### 9 Criminal laws applicable in offshore areas in relation to exploration or exploitation of the continental shelf\n\n  (1) Subject to this section, the provisions of the criminal laws in force in a State or Territory apply in the part of the adjacent area in relation to that State or Territory that is beyond the outer limits of the territorial sea of Australia and is not within the outer limits of the territorial sea adjacent to an external Territory and so apply as if that part of that area were part of that State or Territory.\n  (2) Subject to subsection (3), the provisions referred to in subsection (1) apply by virtue of subsection (1) to and in relation to all acts, matters and things touching, concerning, arising out of or connected with the exploration of, or the exploitation of the resources of, the continental shelf of Australia or of an external Territory and not otherwise.\n  (3) Without limiting the generality of subsection (2), the provisions referred to in subsection (1) apply by virtue of subsection (1) to and in relation to all acts committed by or in relation to, and all matters, circumstances and things affecting, any person who is in the adjacent area for a reason touching, concerning, arising out of or connected with the exploration of, or the exploitation of the resources of, the continental shelf of Australia or of an external Territory.\n  (4) For the purposes of this section, the adjacent area, in relation to a State or Territory, has the same meaning as in the Petroleum (Submerged Lands) Act 1967.","sortOrder":8},{"sectionNumber":"9A","sectionType":"section","heading":"Criminal laws applicable in Area A of the Zone of Cooperation","content":"##### 9A Criminal laws applicable in Area A of the Zone of Cooperation\n\n  (1) Subject to this section, the criminal laws in force in the Northern Territory apply to any act done in Area A of the Zone of Cooperation that touches, concerns, is connected with or arises out of the exploration for, or exploitation of, petroleum resources as if the act had been done in the Northern Territory.\n  (2) This section does not apply to:\n\n(a) an act done on or from a ship or aircraft; or\n\n(b) an act done by a national of East Timor who is not also a national of Australia; or\n\n(c) an act done by a permanent resident of East Timor who is not a national of Australia.\n\n  (3) Proceedings for an offence against a law applied by subsection (1) may not be instituted against a person if:\n\n(a) in proceedings for an offence against a law in force in East Timor arising out of the same act or omission, the person has been acquitted or discharged without the imposition of a penalty; or\n\n(b) the person has incurred a penalty under a law in force in East Timor for such an offence; or\n\n(c) a competent authority of East Timor has decided not to prosecute the person for such an offence.\n\n  (4) Proceedings for an offence against a law applied by subsection (1) may not be heard or determined without the written consent of the Attorney‑General.\n  (5) Subsections 7(8), (9) and (10) apply in relation to a consent given by the Attorney‑General under subsection (4) of this section as if it were a consent given under subsection 7(5).\n  (6) In this section:\n\n> petroleum has the same meaning as in the Treaty set out in Schedule 1 to the Petroleum (Timor Gap Zone of Cooperation) Act 1990.","sortOrder":9},{"sectionNumber":"10","sectionType":"section","heading":"Criminal laws applicable in offshore areas in relation to other matters within Australian jurisdiction","content":"##### 10 Criminal laws applicable in offshore areas in relation to other matters within Australian jurisdiction\n\n  (1) If at any time the regulations declare that, with respect to a particular matter (not being the exploration of, or the exploitation of the resources of, the continental shelf of Australia or of an external Territory) Australia has jurisdiction under international law in relation to an area of waters beyond the outer limits of the territorial sea of Australia and not within the outer limits of the territorial sea adjacent to an external Territory, or in relation to such an area of waters and the airspace above, or the seabed and subsoil below, that area of waters or both that airspace and that seabed and subsoil, then, subject to this section, the provisions of the criminal laws in force in the State or Territory to which that area is adjacent apply in that area, or in that area and that airspace or that seabed and subsoil or both that airspace and that seabed and subsoil, as the case may be, and so apply as if that area were part of that State or Territory.\n  (2) Subject to subsection (3), the provisions referred to in subsection (1) apply by virtue of subsection (1) to and in relation to all acts, matters and things touching, concerning, arising out of or connected with the matter declared by the regulations, and not otherwise.\n  (3) Without limiting the generality of subsection (2), the provisions referred to in subsection (1) apply by virtue of subsection (1) to and in relation to all acts that are committed by or in relation to, and all matters, circumstances and things that affect, any person who is in, on or below, or in the airspace above, the relevant area of waters for a reason touching, concerning, arising out of or connected with the matter declared by the regulations.\n  (4) The regulations may make provision for and in relation to ascertaining the State or Territory to which an area of waters is to be taken to be adjacent for the purposes of subsection (1).\n  (5) For the purposes of this section, an area of waters may be taken to be adjacent to a State or Territory if that area of waters is adjacent to the territorial sea adjacent to that State or Territory.","sortOrder":10},{"sectionNumber":"11","sectionType":"section","heading":"Criminal laws applicable in offshore areas in relation to Australian citizens or residents","content":"##### 11 Criminal laws applicable in offshore areas in relation to Australian citizens or residents\n\n  (1) Subject to subsection (2), the provisions of the criminal laws in force in a State or Territory apply in any prescribed area of waters beyond the outer limits of the territorial sea of Australia and not within the outer limits of the territorial sea adjacent to an external Territory, being an area of waters that is adjacent to that State or Territory but not being an area of waters within the territorial sea of another country, and in the airspace above and the seabed and subsoil below any such area of waters, and so apply as if that area were part of that State or Territory.\n  (2) The provisions referred to in subsection (1) apply by virtue of that subsection to and in relation to all acts that are committed by Australian citizens or Australian residents (other than acts to or in relation to which the provisions of the criminal laws in force in a State or Territory apply by virtue of section 9 or 10), and not otherwise.\n  (3) The regulations may make provision for or in relation to ascertaining the State or Territory to which an area of waters is to be taken to be adjacent for the purposes of subsection (1).\n  (4) For the purposes of this section, an area of waters may be taken to be adjacent to a State or Territory if that area of waters is adjacent to the territorial sea adjacent to that State or Territory.","sortOrder":11},{"sectionNumber":"12","sectionType":"section","heading":"Certain criminal laws not to apply","content":"##### 12 Certain criminal laws not to apply\n\n  (1) Nothing in this Act renders a provision of the criminal laws in force in a State or Territory applicable to or in relation to an act committed in a particular place:\n\n(a) in so far as the provision is incapable of applying in that place;\n\n(b) if those laws expressly provide that the provision does not extend to or apply in that place; or\n\n(c) if those laws expressly provide that the provision applies only in a specified locality in that State or Territory that does not include that place.\n\n  (2) A provision of the criminal laws in force in a State or Territory shall not be taken to be a provision to which subsection (1) applies by reason only that it is limited in its application to acts committed within the territorial jurisdiction of the State or Territory or within the territorial or adjacent waters (however described) of the State or Territory.","sortOrder":12},{"sectionNumber":"13","sectionType":"section","heading":"Procedure in proceedings under applied State or Territory law","content":"##### 13 Procedure in proceedings under applied State or Territory law\n\n  (1) Subject to this Act, proceedings (whether original or appellate) under any part of the provisions of the criminal laws in force in a State or Territory as applying by virtue of this Act shall be instituted and conducted in a State or Territory in the same manner as though they were proceedings under the law of that last‑mentioned State or Territory and all other proceedings in relation to any such proceedings (including declining to proceed further in a prosecution) shall also be taken as though the first‑mentioned proceedings were proceedings under that law.\n  (2) Subsection (1) does not prevent:\n\n(a) the institution or conduct in a State, in accordance with a law of the Commonwealth other than this Act, of proceedings under any part of the provisions of the criminal laws in force in a State or Territory as applying by virtue of this Act if there is not in force an arrangement with the Governor of the first‑mentioned State under section 4;\n\n(b) the institution or conduct in the Northern Territory, in accordance with a law of the Commonwealth other than this Act, of proceedings under any part of the criminal laws in force in a State or Territory as applying by virtue of this Act if there is not in force an arrangement with the Administrator of the Northern Territory under section 4; or\n\n(c) the institution or conduct in a Territory other than the Northern Territory, in accordance with a law of the Commonwealth other than this Act, of proceedings under any part of the provisions of the criminal laws in force in a State or Territory as applying by virtue of this Act.\n\n  (3) The trial on indictment of an offence against any part of the provisions of the criminal laws in force in a State or Territory as applying by virtue of this Act shall be by jury.","sortOrder":13},{"sectionNumber":"14","sectionType":"section","heading":"Objection not allowable where two offences charged","content":"##### 14 Objection not allowable where two offences charged\n\n  Objection shall not be allowed in any proceedings in which an offence is alleged against a part of the provisions of the criminal laws in force in a State or Territory as applying by virtue of this Act by reason only that an offence is also alleged against a law of a State or Territory.","sortOrder":14},{"sectionNumber":"15","sectionType":"section","heading":"Concurrent operation of laws","content":"##### 15 Concurrent operation of laws\n\n  This Act is not intended to exclude the operation of any provision of a law in force in a State or Territory in so far as that provision is capable of operating concurrently with the provisions of the criminal laws in force in the States and Territories as applying by virtue of this Act.","sortOrder":15},{"sectionNumber":"16","sectionType":"section","heading":"Presumption of jurisdiction","content":"##### 16 Presumption of jurisdiction\n\n  In any proceedings in which an act that is shown to have been committed is alleged to have been committed in the course of such a voyage, or in such a place, that a provision of the criminal laws in force in a State or Territory applies, or is deemed to have applied, by virtue of this Act to the act, it shall be presumed, unless the contrary is established, that the act was committed in the course of such a voyage or in such a place.","sortOrder":16},{"sectionNumber":"17","sectionType":"section","heading":"Stay of proceedings","content":"##### 17 Stay of proceedings\n\n  (1) Where proceedings are instituted against a person for an offence against a provision of the criminal laws in force in a State or Territory as applying by virtue of this Act, a Judge of a Court of a State or Territory who is authorized by subsection (4) may, of his own motion or on application made to him, order, on such conditions (if any) as he thinks fit, a stay of the proceedings for such period as he thinks fit if he is satisfied that:\n\n(a) other proceedings have been, or are proposed to be, instituted against that person for an offence against that provision, against another provision of a law of the Commonwealth, or against a provision of a law of a State or Territory, in relation to the same act; and\n\n(b) it is expedient that the proceedings should be stayed.\n\n  (2) In deciding whether it is expedient that proceedings against a person should be stayed under this section, a Judge shall have regard to all relevant matters including:\n\n(a) whether the continuation of the proceedings would impose any special hardship on the person, including any hardship that would arise by reason of his absence for a substantial period during the hearing of the proceedings from his place of residence, business or employment;\n\n(b) the need for the person to receive a speedy trial; and\n\n(c) whether the continuation of the proceedings would be inconvenient to other persons who are to be called as witnesses at the hearing of the proceedings.\n\n  (3) Where a Judge orders a stay of proceedings in pursuance of this section, he may make such orders as he thinks fit:\n\n(a) for the remand of the accused person, in custody or on bail; and\n\n(b) for recognizances of witnesses, or the variation of such recognizances already entered into;\n\n  to secure their attendance at any resumed hearing of the proceedings, and may make such other orders as he considers to be incidental to the stay of the proceedings.\n  (4) The power conferred by this section to make an order staying proceedings instituted against a person may be exercised:\n\n(a) where the proceedings sought to be stayed are proceedings upon indictment before a Judge of a Court of a State or Territory—by that Judge; and\n\n(b) in any other case—by a Judge of the Supreme Court of the State or Territory in which the proceedings were instituted.","sortOrder":17},{"sectionNumber":"17A","sectionType":"section","heading":"Transit of persons accused of offences against the laws of East Timor","content":"##### 17A Transit of persons accused of offences against the laws of East Timor\n\n  (1) Where East Timor wishes to transport in custody through Australia a person (in this section called the accused) who has been arrested for an offence against a criminal law in force in East Timor that applies in Area A of the Zone of Cooperation, the following provisions apply:\n\n(a) the accused may be transported in custody through Australia;\n\n(b) if an aircraft or ship transporting the accused makes a landing or calls at a place in Australia:\n\n(i) the person holding the accused in custody before the landing or call is made may hold the accused in custody for a period not exceeding 24 hours;\n\n(ii) any police officer may provide such assistance as is reasonable and necessary to facilitate the transport of the accused in custody;\n\n(iii) any magistrate to whom application is made, according to the regulations, on behalf of East Timor is required to issue a warrant ordering a person specified in the warrant to hold the accused in custody for such period or periods as the magistrate considers necessary to facilitate the transport of the accused in custody;\n\n(iv) the Attorney‑General may, on application on behalf of East Timor, authorise, in writing, a magistrate to issue a warrant ordering a person specified in the warrant to hold the accused in custody for a further specified period in order to facilitate the transport of the accused in custody;\n\n(v) the Attorney‑General may at any time direct a person having custody of the accused under this paragraph to release the accused;\n\n(vi) the total period of custody under subparagraphs (b)(i) and (iii) must not exceed 96 hours.\n\n  (2) Any police officer may, without warrant, arrest a person if the officer has reasonable grounds for believing that the person has escaped from custody authorised by subsection (1).\n  (3) A person who has been arrested under subsection (2) must be returned to the custody from which he or she escaped.\n  (4) For the purposes of this section, a place at which an aircraft or ship begins its journey or voyage is to be treated as a place at which the aircraft has landed, or the ship has called, as the case requires.\n  (5) In this section:\n\n> police officer means a member or special member of the Australian Federal Police or a member of the police force of a State or Territory.","sortOrder":18},{"sectionNumber":"17B","sectionType":"section","heading":"Agreements relating to enforcement of criminal laws in Area A","content":"##### 17B Agreements relating to enforcement of criminal laws in Area A\n\n  (1) The regulations may make provision for giving effect to any agreements or arrangements between Australia and East Timor relating to the enforcement of criminal laws applying to acts done in Area A of the Zone of Cooperation.\n  (2) The provisions that may be made include, but are not limited to:\n\n(a) provisions relating to the production of documents, the summoning of witnesses and the taking of evidence by authorities of East Timor for use in proceedings in Australia; and\n\n(b) provisions relating to:\n\n(i) the apprehension and detention in Area A, by authorities of East Timor, of persons accused of offences against criminal laws of Australia applied by subsection 9A(1); and\n\n(ii) the transport and surrender, whether in Area A or elsewhere, of such persons to Australian authorities; and\n\n(c) provisions relating to:\n\n(i) the apprehension and detention in Area A, by Australian authorities, of persons accused of offences against criminal laws in force in East Timor; and\n\n(ii) the transport and surrender, whether in Area A or elsewhere, of such persons to authorities of East Timor; and\n\n(d) provisions prescribing the practice and procedure of magistrates in the performance of functions under regulations made for the purposes of this section.\n\n  (3) Provisions referred to in paragraph (2)(b) or (c) may not authorise the detention of a person beyond the time at which it first becomes practicable to surrender the person to an appropriate authority of Australia or East Timor.\n  (4) Where regulations make provision of a kind referred to in paragraph (2) (c), the Extradition Act 1988 does not apply in relation to an offence against a law of a kind referred to in that paragraph.","sortOrder":19},{"sectionNumber":"18","sectionType":"section","heading":"Regulations","content":"##### 18 Regulations\n\n  (1) The Governor‑General may make regulations, not inconsistent with this Act, prescribing all matters required or permitted by this Act to be prescribed or necessary or convenient to be prescribed for carrying out or giving effect to this Act.\n  (2) Without limiting the generality of subsection (1), the regulations may provide that such provisions or classes of provisions of the criminal laws in force in a State or Territory as are specified in the regulations:\n\n(a) do not apply by virtue of this Act;\n\n(b) do not apply by virtue of this Act to acts or classes of acts specified in the regulations; or\n\n(c) do not apply by virtue of this Act in circumstances specified in the regulations.","sortOrder":20}],"analysis":{"summary":{"complexity_score":8,"scope_assessment":{"changed":true,"description":"The Act began in 1979 with a focused purpose: extending State and Territory criminal laws to Australian ships at sea and to certain offshore areas related to continental shelf resource exploitation. Over time, its scope expanded considerably. Sections 9A, 17A and 17B were added to address the specific geopolitical circumstances of the Timor Gap Zone of Cooperation — a bilateral treaty arrangement first with Indonesia and then with East Timor (UNTAET) following Indonesian withdrawal in 1999. These provisions introduced an entirely new regime covering: application of Northern Territory criminal law to a joint petroleum zone, transit of accused persons through Australia at East Timor's request, mutual law enforcement arrangements between Australia and East Timor, and protections against retrospective criminal liability arising from treaty transition. The amending Schedule provisions (sections 5–7 and Schedule 2, item 17) dealing with the Indonesia-to-UNTAET transition are essentially a self-contained legislative patch addressing a specific diplomatic event, well beyond the Act's original maritime criminal jurisdiction purpose. Section 11 also extended coverage to Australian citizens and residents in any prescribed offshore waters — a broader personal jurisdiction ground not limited to ship voyages or resource exploitation."},"complexity_factors":["Extensive defined terms in section 3, including multi-limbed definitions (e.g. 'act', 'Australian ship', 'authority', 'criminal laws', 'ship') that carry significant interpretive weight throughout the Act","Heavy cross-referencing to external Commonwealth Acts including the Fisheries Management Act 1991, Fisheries Act 1952, Petroleum (Submerged Lands) Act 1967, Petroleum (Timor Gap Zone of Cooperation) Act 1990, Crimes Act 1914, Judiciary Act 1903, and Extradition Act 1988","Multiple layered jurisdictional triggers — acts on ships are subject to different rules depending on ship registration, port of origin, destination, voyage type, citizenship of the offender, and whether the ship is fishing or not","Nested conditional logic in sections 6, 7, 8, 9, 10 and 11, with each section applying only if preceding conditions are met and subject to exceptions carved out elsewhere","The 'connection' test in section 6(2) has four cascading sub-paragraphs (a)–(d), each only engaging if the previous one does not apply","Attorney-General consent requirements in sections 7 and 9A with cascading effects — consent for committal proceedings is deemed to cover downstream proceedings (s.7(9))","Retrospective operation provisions in sections 5, 6 and 7 of the amending Schedule, creating temporal complexity around the 'transition time' relating to East Timor/UNTAET","Section 5 exclusions carve out specific numbered provisions of the Crimes Act 1914 and Judiciary Act 1903 with precision, requiring readers to cross-check those Acts","Dual international law overlay — the Act must operate consistently with international law (e.g. foreign government consent, piracy exception, double jeopardy protection for East Timor proceedings)","Section 17A transit provisions for East Timor-related detentions introduce a separate mini-regime with time limits (24-hour initial, 96-hour total cap) and magistrate warrant procedures"],"plain_english_summary":"## Crimes at Sea Act 1979 — Plain English Summary\n\n### What does this law do?\n\nThis Act answers a deceptively tricky legal question: **if a crime is committed out at sea, which Australian law applies?** When someone commits an offence on a ship far from shore, there is no obvious \"local\" law that automatically covers it. This Act fills that gap by extending the criminal laws of Australian States and Territories out to sea and into offshore areas.\n\n---\n\n### Who does it affect?\n\n- **People on Australian ships** travelling between Australian ports or beyond Australian waters\n- **People on foreign ships** that are heading to or from Australia, or fishing in Australia's fishing zone\n- **Australian citizens** on foreign ships anywhere beyond Australia's territorial sea (roughly 12 nautical miles from shore)\n- **Workers on offshore oil and gas platforms** on Australia's continental shelf\n- **People in special offshore zones**, including the former Timor Gap cooperation area between Australia and East Timor\n\n---\n\n### How does it work?\n\nThe Act works by a legal technique called **\"applying\" State or Territory law**. Rather than creating brand-new federal offences, it takes the existing criminal laws of whichever Australian State or Territory is most closely connected to a ship or offshore area, and **treats those laws as if they apply at sea** too. So if someone commits an assault on a Queensland-registered ship in the middle of the Pacific Ocean, Queensland's assault laws apply as if the act happened in Queensland itself.\n\nKey rules include:\n\n- **Australian ships on interstate or international voyages**: The criminal laws of whichever State or Territory the ship is \"connected with\" (usually where it's registered, licensed, or based) apply to any acts committed on board.\n- **Foreign ships heading to Australia**: If a crime occurs on a foreign ship on its way to an Australian port, the criminal laws of the State or Territory where the accused eventually lands apply — but the **Attorney-General must give written consent** before most prosecutions can proceed.\n- **Australian citizens on foreign ships**: If an Australian citizen (who is not a crew member) commits an act on a foreign ship beyond Australian waters, the laws of their home State or Territory apply.\n- **Offshore oil and gas areas**: Criminal laws of the adjacent State or Territory apply to activities connected with exploring or exploiting the continental shelf (e.g., oil rigs).\n- **Timor Gap Zone**: Special provisions apply to the joint petroleum exploration zone that Australia formerly shared with Indonesia (and later East Timor), extending Northern Territory criminal law to that area.\n\n---\n\n### Special safeguards and procedural rules\n\n- **Jury trials** are required for serious (indictable) offences tried under this Act.\n- **Prosecution of foreign nationals** requires the Attorney-General's sign-off, and if another country has jurisdiction over the ship, that country's government must also consent — unless the act is piracy.\n- A person already dealt with under East Timor law for the same act **cannot be prosecuted again** under this Act (protection against double punishment).\n- **Judges can pause (stay) proceedings** if parallel prosecutions are happening elsewhere, to prevent unfairness.\n- Existing Commonwealth laws (like parts of the *Crimes Act 1914*) are carefully switched off where State/Territory law is being applied instead, to avoid overlap and confusion.\n- Arrangements can be made between the Commonwealth and State/Territory governments to allow State/Territory authorities (like police) to exercise powers under the applied laws.\n\n---\n\n### Why does it matter?\n\nWithout this Act, there would be a **legal black hole** — crimes committed beyond Australia's coastal waters could go unprosecuted simply because no law clearly applied. This Act ensures that Australian criminal law reaches ships at sea and offshore installations, while respecting international law (such as requiring consent from foreign governments before prosecuting acts on their ships)."},"issue_detection":{"absurdities":[{"type":"other","section":"3(1) — definition of 'act'","severity":"medium","reasoning":"While broad definitions of 'act' to capture omissions are standard drafting practice, extending 'act' to encompass 'any circumstance or state of affairs' is unusually expansive and creates genuine interpretive difficulty. The companion provision in s 3(2)(b)(ii) attempts to limit this by requiring a person to be 'party to or concerned in' the circumstance, but this qualification is itself vague and does not clearly bound the definition. The result is a definition that is simultaneously over-inclusive and under-specified.","confidence":0.72,"description":"The definition of 'act' includes 'any circumstance or state of affairs', meaning that a passive circumstance — such as the weather, the state of the tide, or a person's age — could theoretically constitute an 'act' for the purposes of the criminal law. Section 3(2)(b)(ii) then requires courts to identify 'a person who was party to or concerned in, or otherwise has the responsibility for, the occurrence or existence of the circumstance or state of affairs', which could render almost any person criminally responsible for almost any condition of the world."},{"type":"other","section":"3(4)","severity":"medium","reasoning":"The practical effect is that criminal liability for acts by shipwreck survivors under these provisions can only attach during the period between the sinking and rescue — an extremely narrow and chaotic window. Any act committed after rescue (e.g. assault on a rescuer, theft aboard a rescue vessel) cannot be captured by the 'survivor' provisions. This seems contrary to the evident purpose of extending criminal jurisdiction to persons connected with wrecked Australian or foreign ships.","confidence":0.82,"description":"Section 3(4) provides that 'a person ceases to be a survivor of a wreck or sinking of a ship when he is rescued.' This means that the moment a person is rescued, they are no longer a 'survivor' for the purposes of the Act. Accordingly, if a rescued person commits an act after rescue, sections 6(1)(b), 7(1)(b), 7(1)(c) and 8(b) — which apply criminal laws to acts 'committed by a survivor' — can never apply to them. The provision effectively makes the 'survivor' category legally self-liquidating upon the very event (rescue) most likely to bring survivors into contact with a prosecuting jurisdiction."},{"type":"retroactive_impossibility","section":"7(3)","severity":"medium","reasoning":"The deeming provision creates a legal impossibility: the applicable law is determined by a future contingency (where the accused lands), yet is deemed to have applied from a past moment. The accused could not have known which State's criminal law would apply to their conduct at the time of the act, yet the Act retroactively treats that law as having 'always' applied. This could have consequences for limitation periods, evidence preservation obligations, and the double jeopardy implications addressed in s 9A(3). Schedule 2, item 17 and s 6 of the transitional provisions grapple with exactly this problem, confirming it is a real issue.","confidence":0.85,"description":"Section 7(3) provides that where a person who committed a relevant act 'enters, or is brought into, a State or Territory, the provisions of the criminal laws in force in that State or Territory apply, and shall be deemed to have always applied' to the act. The retroactive deeming — that law 'shall be deemed to have always applied' — means that at the moment the accused steps ashore, a legal reality is retrospectively created from the moment of the offence. This is a retroactive impossibility: at the time of the act, no specific State or Territory law applied (the choice of which State's law would apply depended entirely on the fortuity of where the accused happened to land), yet the fiction is that it 'always' did."},{"type":"impossible_compliance","section":"7(4)","severity":"medium","reasoning":"Courts would face the near-impossible task of determining what a foreign country's domestic law would have said about conduct that occurred at sea on a foreign ship in Australian waters. Foreign law is a question of fact in Australian proceedings, requiring expert evidence. For nationals of countries with limited legal documentation or unpredictable legal systems, this defence is theoretically available but practically unassertable. Conversely, for nationals of countries with very permissive laws, it provides a broad shield against prosecution for serious conduct.","confidence":0.78,"description":"Section 7(4) provides a defence for non-Australian citizens if they can establish the act 'would not have constituted an offence against the law of the country of which he is a national if the act had taken place in that country.' This requires a hypothetical assessment of foreign domestic law applied to a hypothetical domestic scenario. This is often practically impossible — foreign law must be pleaded and proven as fact in Australian courts, and the assessment requires imagining the act transposed to the accused's home country, which may have entirely different geography, legal culture and offence definitions."},{"type":"self_contradicting","section":"7(5) and 7(8)","severity":"high","reasoning":"The practical effect is that a person may be detained indefinitely on remand for an offence that cannot proceed to trial without ministerial consent that may never come. While this structure exists to allow investigative steps before consent is sought, it creates a constitutionally uncomfortable situation where deprivation of liberty is authorised for offences that are, for the time being, immune from adjudication. There is no time limit on how long a person may remain in this position.","confidence":0.88,"description":"Section 7(5) prohibits proceedings from being 'heard or determined' without the Attorney-General's written consent, yet section 7(8) expressly permits arrest, the charging of a person, and remand in custody or on bail without that consent. A person may therefore be arrested, charged, and imprisoned on remand for an offence for which proceedings cannot lawfully be heard or determined. The person is held in a legal limbo: validly in custody for an offence that cannot be tried."},{"type":"other","section":"Section 5 (duplicate section number)","severity":"high","reasoning":"This appears to be a drafting or consolidation error where transitional provisions from an amending Act have been appended without renumbering. Having two 'Section 5' provisions in the same legislative document makes it impossible to cite or apply the provision unambiguously. Any reference to 's 5' in the Act is inherently ambiguous. This is a genuine structural defect in the document as presented.","confidence":0.95,"description":"The Act contains two separate provisions both numbered 'Section 5'. The first (in the body of the Act) is titled 'Certain Commonwealth laws excluded' and deals with the exclusion of Commonwealth interpretive and procedural statutes. The second 'Section 5' (in what appears to be a transitional or amending instrument) is titled 'Validity of things done by the Ministerial Council and the Joint Authority' and deals with petroleum treaty matters. Two provisions sharing the same section number in the one legislative instrument creates a direct navigational and interpretive absurdity."},{"type":"retroactive_impossibility","section":"Sections 6 and 7 (transitional — Protection against retrospective criminal liability / Preservation of immunity)","severity":"high","reasoning":"It is logically absurd to enact amendments that retrospectively criminalise past conduct, and then require separate saving provisions to undo the unjust effects of that retrospectivity. A person cannot comply with a law that did not exist at the time of their conduct. The need for ss 6 and 7 confirms that the deeming mechanisms in the principal Act (particularly s 7(3) and s 9A) create genuine retroactive impossibility problems.","confidence":0.9,"description":"Transitional sections 6 and 7 (of the amending Act, not the principal Act) address the retrospective criminal liability created by amendments commencing at the 'transition time'. Section 6 protects persons who would not have committed an offence had the amendments commenced on Royal Assent rather than the earlier transition time. Section 7 separately preserves immunities under s 9A(3) that would have been lost due to the retrospective amendments. Together, these provisions acknowledge that the amended Act created criminal liability for conduct that was not criminal at the time it occurred — the very definition of retrospective criminal liability, which the transitional provisions then partially remedy. The existence of these saving provisions confirms that the retroactive deeming mechanisms in the Act create genuine retrospective criminal liability problems."},{"type":"other","section":"17A(1)(b)(i) and 17A(1)(b)(vi)","severity":"high","reasoning":"The drafting creates a regime where the 96-hour cap, which appears to be a human rights safeguard, is entirely circumventable by the Attorney-General. The cap only covers two of the three custody mechanisms, leaving the third — ministerially authorised warrants under (b)(iv) — uncapped. This may be intentional to handle extraordinary logistical delays, but the absence of any maximum renders the 96-hour limit largely illusory as a protection.","confidence":0.83,"description":"Section 17A(1)(b)(i) allows the person holding an accused in custody to hold them for 'a period not exceeding 24 hours' upon an unscheduled landing or call. Section 17A(1)(b)(vi) provides the total period of custody under subparagraphs (b)(i) and (b)(iii) must not exceed 96 hours. However, subparagraph (b)(iv) permits the Attorney-General to authorise a magistrate to issue a warrant for 'a further specified period' — with no stated maximum. The 96-hour cap expressly applies only to custody under (b)(i) and (b)(iii), meaning the Attorney-General's authorisation under (b)(iv) can extend detention indefinitely beyond 96 hours with no statutory ceiling."},{"type":"other","section":"9A(2)(a)","severity":"medium","reasoning":"Offshore petroleum operations in a maritime zone are inherently ship-based activities. Excluding all acts done on or from ships from the operation of the section means the criminal law of the NT applies only to acts done in the water itself, on fixed structures (if not classified as ships), or in the airspace — an extremely narrow residual category. The section may operate on fixed platforms that are not 'ships' or 'floating structures', but the combined effect of s 3(1)'s broad definition of 'ship' (which includes 'any floating structure') and s 9A(2)(a) creates real uncertainty about what conduct the section actually governs.","confidence":0.75,"description":"Section 9A applies the criminal laws of the Northern Territory to acts done in Area A of the Zone of Cooperation connected with petroleum exploration or exploitation. However, s 9A(2)(a) excludes 'an act done on or from a ship or aircraft'. Given that virtually all petroleum exploration and exploitation activities in offshore maritime zones are conducted from ships (drilling vessels, supply ships, support vessels), this exclusion potentially swallows the rule, leaving s 9A(1) with little practical application to the very activity it was designed to regulate."}],"contradictions":[{"severity":"high","section_a":"7(5) — consent required before proceedings heard","section_b":"7(8) — proceedings may begin without consent","confidence":0.85,"description":"Section 7(5) states that proceedings 'shall not be heard or determined' and committal proceedings 'shall not take place' without the Attorney-General's written consent. Section 7(8) then provides that, 'notwithstanding that consent has not been given', a person may be arrested, charged, and remanded in custody or on bail. These two provisions pull in opposite directions: one prohibits proceedings without consent, the other authorises significant coercive steps in proceedings without consent. While the legislature appears to intend a distinction between pre-trial steps and the hearing itself, the term 'proceedings' in s 7(5) is broad enough (per the s 3(1) definition, which includes 'proceedings with a view to the committal of a person') to capture charging and remand, creating a direct conflict."},{"severity":"medium","section_a":"13(1) — proceedings to be conducted as if under local State/Territory law","section_b":"5(3) and 5(4) — certain Commonwealth laws excluded","confidence":0.7,"description":"Section 13(1) requires proceedings to be 'instituted and conducted in a State or Territory in the same manner as though they were proceedings under the law of that last-mentioned State or Territory.' However, s 5(3) and s 5(4) exclude significant Commonwealth procedural statutes (including parts of the Crimes Act 1914 and the Judiciary Act 1903) that would ordinarily apply to proceedings in those States and Territories. The direction to proceed as if under local law conflicts with the removal of the Commonwealth procedural overlay that would normally apply to federal matters conducted in State courts, potentially leaving procedural gaps."},{"severity":"medium","section_a":"15 — concurrent operation of laws","section_b":"5(3) and 5(4) — certain Commonwealth laws excluded","confidence":0.68,"description":"Section 15 provides that the Act does not intend to 'exclude the operation of any provision of a law in force in a State or Territory' capable of operating concurrently with the applied criminal laws. However, sections 5(3) and 5(4) explicitly exclude specific provisions of Commonwealth Acts (the Crimes Act 1914 and the Judiciary Act 1903) that are in force in every State and Territory. The saving clause in s 15 is broad enough to suggest Commonwealth laws in force in States and Territories should operate concurrently, while s 5 directly contradicts this by switching them off."},{"severity":"medium","section_a":"9A(3) — immunity where East Timor proceedings finalised","section_b":"9A(4) — Attorney-General consent required for any proceedings","confidence":0.72,"description":"Section 9A(3) prevents proceedings being instituted where East Timor has acquitted, penalised, or declined to prosecute the person. Section 9A(4) separately prevents proceedings being 'heard or determined' without the Attorney-General's written consent. The two provisions operate on different triggers (prior East Timor action vs. ministerial consent) and at different procedural stages, but they do not clearly interact. It is not stated whether the Attorney-General must consider s 9A(3) immunity before giving consent under s 9A(4), nor whether a consent already given under s 9A(4) is vitiated by subsequently discovered s 9A(3) immunity. This creates potential for proceedings that are both consented to and immunised."},{"severity":"low","section_a":"6(1)(c) — acts committed on Australian ships in foreign countries","section_b":"7(4) — nationality defence for foreign ship offences only","confidence":0.65,"description":"Section 6(1)(c) applies Australian criminal laws to acts committed on an Australian ship 'in a place in a foreign country', with no nationality defence available. Section 7(4) provides a nationality-based defence (that the act would not be an offence under the law of the accused's home country) but only for non-citizens prosecuted under s 7(3) (acts on foreign ships). A foreign national on an Australian ship in a foreign country who commits an act that is lawful in their home country has no equivalent defence, while their counterpart on a foreign ship in nearby waters does. This creates an asymmetry that may conflict with principles of comity and equality before the law, and may not have been intended."},{"severity":"high","section_a":"Section 5 (principal Act) — Certain Commonwealth laws excluded","section_b":"Section 5 (transitional provisions) — Validity of things done by the Ministerial Council and the Joint Authority","confidence":0.95,"description":"As noted above, two provisions are both numbered 'Section 5' within the same legislative document. Any cross-reference to 's 5' is ambiguous on its face. The two sections deal with entirely unrelated subject matter. This is not merely a tension but a direct structural conflict making the document self-contradictory in its own numbering system."}]}},"importantCases":[],"_links":{"self":"/api/acts/crimes-at-sea-act-1979","history":"/api/acts/crimes-at-sea-act-1979/history","analysis":"/api/acts/crimes-at-sea-act-1979/analysis","conflicts":"/api/acts/crimes-at-sea-act-1979/conflicts","importantCases":"/api/acts/crimes-at-sea-act-1979/important-cases","documents":"/api/acts/crimes-at-sea-act-1979/documents"}}