{"id":"F2025L00392","name":"Telecommunications (Analogue Interworking and Non-interference Requirements for Customer Equipment for Connection to a Switched Telephone Network – AS/CA S002) Technical Standard 2025","slug":"telecommunications-analogue-interworking-and-non-interference-requirements-for-customer-equipment-fo","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":106203,"registerId":"commonwealth-F2025L00392-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"Telecommunications (Analogue Interworking and Non-interference Requirements for Customer Equipment for Connection to a Switched Telephone Network – AS/CA S002) Technical Standard 2025","content":"![Commonwealth of Australia coat of arms](image.001.png)\n\nTelecommunications (Analogue Interworking and Non-interference Requirements for Customer Equipment for Connection to a Switched Telephone Network – AS/CA S002) Technical Standard 2025\n\nThe Australian Communications and Media Authority makes the following technical standard under subsection 376(1) of the Telecommunications Act 1997.\n\nDated: 20 March 2025\n\nAdam Suckling\n\n\\[signed\\]\n\nMember\n\nMichael Brealey\n\n\\[signed\\]\n\nGeneral Manager\n\nAustralian Communications and Media Authority  \n\nPart 1 – Preliminary\n\n1 Name\n\n(1) This technical standard is the Telecommunications (Analogue Interworking and Non-interference Requirements for Customer Equipment for Connection to a Switched Telephone Network – AS/CA S002) Technical Standard 2025.\n\n(2) This technical standard may also be cited as AS/CA S002-2025.\n\n2 Commencement\n\nThis technical standard commences on 30 March 2025.\n\n> Note: This technical standard is registered on the Federal Register of Legislation which may be accessed free of charge at www.legislation.gov.au.\n\n3 Authority\n\nThis technical standard is made under subsection 376(1) of the Telecommunications Act 1997.\n\n4 Repeal of the Telecommunications Technical Standard (Analogue Interworking and Non-interference Requirements for Customer Equipment for Connection to the Public Switched Telephone Network – AS/CA S002) 2015\n\nThe Telecommunications Technical Standard (Analogue Interworking and Non-interference Requirements for Customer Equipment for Connection to the Public Switched Telephone Network – AS/CA S002) 2015 \\[F2015L00184\\] is repealed.\n\n5 Objects\n\nThe objects of this technical standard are to specify requirements that are necessary or convenient for:\n\n(a) protecting the integrity of a telecommunications network or a facility;\n\n(b) protecting the health or safety of persons who:\n\n(i) operate;\n\n(ii) work on;\n\n(iii) use services supplied by means of; or\n\n(iv) are otherwise reasonably likely to be affected by the operation of,\n\na telecommunications network or a facility;\n\n(c) ensuring that customer equipment can be used to give access to an emergency call service; and\n\n(d) ensuring, for the purposes of the supply of a standard telephone service, the interoperability of customer equipment with a telecommunications network to which the equipment is, or is proposed to be, connected.\n\nPart 2 – Interpretation\n\n6 Definitions\n\nIn this technical standard:\n\n> ACMA transition period has the meaning given by section 8.\n\n> Act means the Telecommunications Act 1997.\n\namendment instrument, in relation to the AS/CA Standard, means an instrument prepared by Communications Alliance Ltd that amends the AS/CA Standard.\n\nanalogue switched telephone network two-wire service means an analogue service that is delivered over a switched telephone network by means of a circuit based on two metal wires.\n\n> AS/CA Standard means the Australian Standard AS/CA S002:2010 – Analogue interworking and non-interference requirements for Customer Equipment for connection to the Public Switched Telephone Network published by Communications Alliance Ltd in October 2010.\n\nNote: The AS/CA Standard can be accessed free of charge on Communications Alliance Ltd’s website at www.commsalliance.com.au.\n\n> AS/CA transition period, for an amendment or the replacement of the AS/CA Standard, has the meaning given by section 9.\n\ndate a modified item is made has the meaning given by section 11.\n\nincluded in a class of items has the meaning given by section 10.\n\nitem means a thing that is customer equipment to which this technical standard applies, as provided by section 12, and includes a modified item.\n\nmodified item means an item that has been modified, by or on behalf of the manufacturer or importer of the item, after the item was manufactured or imported and, for the avoidance of doubt, is the item as modified.\n\n    original item has the meaning given by subsection 10(1).\n    original modified item has the meaning given by subsection 10(2).\n    replacement standard, in relation to the AS/CA Standard, means a standard prepared by Communications Alliance Ltd that replaces the AS/CA Standard.\n\n> switched telephone network means a telecommunications network which enables a customer to establish a connection for voice frequency communication with another customer, either automatically or with operator assistance.\n\n> Note: A number of expressions used in this instrument have the same meaning as in the Act, including:\n\n> Note: customer equipment (see sections 7 and 21);\n\n> Note: emergency call service (see section 7);\n\n> Note: facility (see section 7 and subsection 374(2));\n\n> Note: import (see section 7);\n\n> Note: manufacturer or importer of customer equipment or customer cabling (see section 406A);\n\n> Note: standard telephone service (see section 7);\n\n> Note: telecommunications network (see section 7 and subsection 374(1)).\n\n7 References to other legislative instruments\n\n  In this technical standard, unless the contrary intention appears, a reference to any other legislative instrument is a reference to that other legislative instrument as in force from time to time.\n\n> Note: For references to Commonwealth Acts, see section 10 of the Acts Interpretation Act 1901; and see also subsection 13(1) of the Legislation Act 2003 for the application of the Acts Interpretation Act 1901 to legislative instruments. All Commonwealth Acts and legislative instruments are registered on the Federal Register of Legislation. The Federal Register of Legislation may be accessed free of charge at www.legislation.gov.au.\n\n8 ACMA transition period\n\nIn this technical standard, if the AS/CA Standard is amended or replaced, there is an ACMA transition period, being:\n\n(a) in a case where there is an AS/CA transition period for the amendment or replacement of the AS/CA Standard – a period that is the same as the AS/CA transition period; or\n\n(b) in any other case – a period of two years commencing on the day the AS/CA Standard is amended or replaced.\n\n> Note 1: See subsections 14(3) and 15(5) in relation to an ACMA transition period.\n\n> Note 2: If the AS/CA Standard is amended or replaced during an ACMA transition period, there is another ACMA transition period which overlaps with the first-mentioned transition period. See subsections 14(4) and 15(6) in relation to overlapping ACMA transition periods.\n\n9 AS/CA transition period\n\n(1) If:\n\n1.  an amendment instrument or a replacement standard determines arrangements to deal with any issues of a transitional nature that may arise as a result of the amendment or replacement of the AS/CA Standard;\n2.  the arrangements are for a specified period commencing on the day the AS/CA Standard is amended or replaced; and\n3.  the arrangements have the effect of allowing a relevant item to comply with:\n\n> (i) the AS/CA Standard as in force immediately before the commencement of the specified period; or\n\n> (ii) the AS/CA Standard, or the replacement standard, as in force at the commencement of the specified period;\n\nthe specified period is an AS/CA transition period for the amendment or replacement of the AS/CA Standard, for the purposes of section 8.\n\n(2) For the purposes of subsection (1), each of the following is a relevant item:\n\n(a) an item that is manufactured in Australia or imported during the specified period;\n\n(b) a modified item that is made in Australia or imported during the specified period.\n\n10 Class of items\n\n(1) In this technical standard:\n\n> (a) an item (other than a modified item) is included in a class of items if the item:\n\n> (i) is identical to each other item of the class (irrespective of when the items were manufactured or imported); and\n\n> (ii) has the same manufacturer or importer as each other item; and\n\n> (b) the original item, in relation to the class of items, is the item of the class that was the first to be manufactured in Australia or imported.\n\n(2) In this technical standard:\n\n> (a) a modified item is included in a class of items if:\n\n> (i) the modification which resulted in that item is identical to the modification which resulted in each other item of the class (irrespective of when the items were so modified);\n\n> (ii) the modified item is, in all other respects, identical to each other item (irrespective of when the items were manufactured or imported); and\n\n> (iii) the modified item has the same manufacturer or importer as each other item; and\n\n> (b) the original modified item, in relation to the class of items, is the item of the class that was the first to be so modified in Australia.\n\n11 Date a modified item is made\n\nIn this technical standard, a reference to the date a modified item is made is a reference to the date of making of the modification which results in that item.\n\nPart 3 – Application and requirements\n\n12 Application\n\nThis technical standard applies to customer equipment that is used, or is to be used, for connection to an analogue switched telephone network two-wire service.\n\nNote: In this technical standard, a reference to a telecommunications network is a reference to a telecommunications network in Australia that is operated by a carrier or carriage service provider (see section 7 and subsection 374(1) of the Act).\n\n13 Requirements\n\n(1) An item (other than a modified item) must meet the requirements of subsection 14(1), (2), (3) or (4).\n\n(2) A modified item must meet the requirements of subsection 15(1), (2), (3), (5) or (6).\n\n14 Standard for items (other than modified items)\n\n1.  If an item complies with the AS/CA Standard as in force on the date the item is manufactured in Australia or imported, the item meets the requirements of this subsection.\n2.  If an item:\n\n1.  is included in a class of items; and\n2.  complies with the AS/CA Standard as in force on the date the original item of the class was manufactured in Australia or imported;\n\nthe first-mentioned item meets the requirements of this subsection.\n\n1.  If an item:\n\n1.  is manufactured in Australia or imported during an ACMA transition period; and\n2.  complies with:\n\n1.  the AS/CA Standard as in force immediately before the commencement of the transition period; or\n\n1.  the AS/CA Standard or a replacement standard, as in force at the commencement of the transition period;\n\nthe item meets the requirements of this subsection.\n\n1.  If:\n\n1.  an ACMA transition period overlaps with another ACMA transition period;\n2.  an item is manufactured in Australia or imported during the period of overlap; and\n3.  the item complies with:\n\n1.  the AS/CA Standard as in force immediately before the commencement of the earliest of those transition periods; or\n2.  the AS/CA Standard, or a replacement standard, as in force at the commencement of any one of those transition periods;\n\nthe item meets the requirements of this subsection.\n\n15 Standard for modified items\n\n1.  If a modified item complies with the AS/CA Standard as in force on the date the modified item is made in Australia, the modified item meets the requirements of this subsection.\n2.  If a modified item:\n\n1.  is included in a class of items; and\n2.  complies with the AS/CA Standard as in force on the date the original modified item of the class was made in Australia;\n\nthe first-mentioned item meets the requirements of this subsection.\n\n(3) If:\n\n(a) a modified item would have been included in a class of items but for the making of the modification which resulted in that item; and\n\n(b) the modification is not material and, in particular, the modified item complies with the AS/CA Standard as in force on the date the original item of the class was made in Australia or imported;\n\nthe first-mentioned item meets the requirements of this subsection.\n\n(4) For the purposes of subsection (3), the modification is material if the modification would or could reasonably be expected to affect whether the modified item complies with the AS/CA Standard as in force on the date the original item of the class was made in Australia or imported.\n\n(5) If a modified item:\n\n1.  is made in Australia during an ACMA transition period; and\n2.  complies with:\n\n1.  the AS/CA Standard as in force immediately before the commencement of the transition period; or\n2.  the AS/CA Standard, or a replacement standard, as in force at the commencement of the transition period;\n\nthe modified item meets the requirements of this subsection.\n\n(6) If:\n\n1.  an ACMA transition period overlaps with another ACMA transition period;\n2.  a modified item is made in Australia during the period of overlap; and\n3.  the modified item complies with:\n\n1.  the AS/CA Standard as in force immediately before the commencement of the earliest of those transition periods; or\n2.  the AS/CA Standard, or a replacement standard, as in force at the commencement of any one of those transition periods;\n\nthe modified item meets the requirements of this subsection.\n\nPart 4 – Savings and transitional arrangements\n\n16 Items manufactured, imported or modified before commencement\n\n(1) If an item (other than a modified item):\n\n1.  was manufactured in Australia or imported before the commencement of this technical standard; and\n2.  complies with the Telecommunications Technical Standard (Analogue Interworking and Non-interference Requirements for Customer Equipment for Connection to the Public Switched Telephone Network – AS/CA S002) 2015 as in force immediately before the commencement of this technical standard;\n\nthe item is taken to comply with this technical standard.\n\n(2) If a modified item:\n\n1.  was made in Australia before the commencement of this technical standard; and\n2.  complies with the Telecommunications Technical Standard (Analogue Interworking and Non-interference Requirements for Customer Equipment for Connection to the Public Switched Telephone Network – AS/CA S002) 2015 as in force immediately before the commencement of this technical standard;\n\nthe modified item is taken to comply with this technical standard.","sortOrder":0}],"analysis":{"flash_summary_failed":{"failed":true,"reason":"A positive credit balance is required for all requests, including BYOK, so fallback providers remain available. Add credits at https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Fmodal%3Dtop-up to continue.","source":"analysis-cron"},"flash_summary":{"complexity_score":4,"scope_assessment":{"changed":false,"description":"The instrument repeals the 2015 AS/CA S002 and replaces it with AS/CA S002-2025 (s4) but applies to the same category of equipment: customer equipment used to connect to analogue switched telephone network two‑wire services (s12). It updates the operative reference to the AS/CA Standard and adds detailed transitional arrangements (Parts 2–4) without expanding or narrowing the expressed class of covered devices."},"complexity_factors":["Dependence on an external non‑legislative standard (AS/CA Standard) and on Communications Alliance amendment/replacement instruments (definitions, s6).","Multiple compliance paths tied to the date of manufacture, import or modification and to ACMA/AS/CA transition periods (ss8, 9, 14, 15).","Class inclusion rules that let subsequent items rely on the date the ‘original item’ was first manufactured or imported, creating grouping effects (s10, s14(2), s15(2)).","Special rules for modified items, including a materiality test that determines when a modification changes applicable compliance timing (ss11, 15(3)–(4)).","Overlapping ACMA transition periods can create layered or overlapping windows for compliance (ss8, 14(4), 15(6)).","Savings and transitional provision preserving compliance for pre‑commencement items under the 2015 standard (s16).","Cross‑references to terms and other Acts that require external interpretation (s6, s7, notes)."],"plain_english_summary":"This instrument repeals the 2015 AS/CA S002 technical standard and replaces it with AS/CA S002-2025. It requires customer equipment that connects to analogue two‑wire switched telephone networks to comply with the version of the AS/CA standard in force when the equipment is manufactured, imported or modified, subject to defined ACMA/Communications Alliance transition periods. It affects manufacturers, importers and parties who modify equipment and is designed to protect network integrity, safety, emergency‑call access and interoperability."},"kimi_summary":{"content_quality":"ok","complexity_score":6,"scope_assessment":{"changed":false,"description":"The legislation maintains the same scope as its 2015 predecessor. It continues to regulate customer equipment for analogue switched telephone networks with the same four statutory objectives (network integrity, safety, emergency access, and interoperability). The 2025 version updates the machinery provisions around transition periods and class compliance but does not expand the regulated equipment types or add new regulatory purposes beyond the original intent."},"complexity_factors":["14 defined terms in section 6, including recursive definitions ('item' includes 'modified item') and external references to the Communications Alliance industry standard","Complex transitional arrangements with two overlapping transition period concepts: 'ACMA transition period' (sections 8, 14, 15) and 'AS/CA transition period' (section 9), which can overlap with each other (see notes to section 8)","Nested conditional logic in compliance pathways: sections 14 and 15 each contain 4-6 alternative compliance pathways with multiple conjunctive conditions (e.g., subsection 14(4) requires 3 conditions plus a choice of 2 compliance standards)","Cross-references to external non-legislative documents: the AS/CA Standard published by Communications Alliance Ltd, which is incorporated by reference and can be amended or replaced by that private body","Savings provisions in Part 4 that create deemed compliance for pre-commencement items, requiring comparison against the repealed 2015 instrument","Materiality test in section 15(3)-(4) requiring assessment of whether modifications 'would or could reasonably be expected to affect' compliance—introducing a subjective factual threshold"],"plain_english_summary":"This law updates technical rules for devices that connect to Australia’s traditional two‑wire copper phone network by replacing the 2015 standard with a 2025 version. It requires manufacturers, importers, modifiers and carriers to ensure equipment is safe, won’t harm the network or other users, and preserves access to 000. Transition and grandfathering provisions ease the move to the new standard."}},"importantCases":[],"_links":{"self":"/api/acts/telecommunications-analogue-interworking-and-non-interference-requirements-for-customer-equipment-fo","history":"/api/acts/telecommunications-analogue-interworking-and-non-interference-requirements-for-customer-equipment-fo/history","analysis":"/api/acts/telecommunications-analogue-interworking-and-non-interference-requirements-for-customer-equipment-fo/analysis","conflicts":"/api/acts/telecommunications-analogue-interworking-and-non-interference-requirements-for-customer-equipment-fo/conflicts","importantCases":"/api/acts/telecommunications-analogue-interworking-and-non-interference-requirements-for-customer-equipment-fo/important-cases","documents":"/api/acts/telecommunications-analogue-interworking-and-non-interference-requirements-for-customer-equipment-fo/documents"}}