5CCertain installations to be part of Australia

5C  Certain installations to be part of Australia  (1) For the purposes of the Customs Acts:  (a) a resources installation that becomes attached to, or that is, at the commencement of this subsection, attached to, the Australian seabed; or  (b) a sea installation that becomes installed in, or that is, at the commencement of this subsection, installed in, an adjacent area or a coastal area; or  (c) an offshore electricity installation that becomes installed in, or that is, at the commencement of this paragraph, installed in, the Commonwealth offshore area; shall, subject to subsections (2), (3) and (4), be deemed to be part of Australia.  (2) A resources installation that is deemed to be part of Australia because of the operation of this section shall, for the purposes of the Customs Acts, cease to be part of Australia if:  (a) the installation is detached from the Australian seabed, or from another resources installation attached to the Australian seabed, for the purpose of being taken to a place outside the outer limits of Australian waters (whether or not the installation is to be taken to a place in Australia before being taken outside those outer limits); or  (b) after having been detached from the Australian seabed otherwise than for the purpose referred to in paragraph (a), the installation is moved for the purpose of being taken to a place outside the outer limits of Australian waters (whether or not the installation is to be taken to a place in Australia before being taken outside those outer limits).  (3) A sea installation that is deemed to be part of Australia because of the operation of this section shall, for the purposes of the Customs Acts, cease to be part of Australia if:  (a) the installation is detached from its location for the purpose of being taken to a place that is not in an adjacent area or in a coastal area; or  (b) after having been detached from its location otherwise than for the purpose referred to in paragraph (a), the installation is moved for the purpose of being taken to a place that is not in an adjacent area or in a coastal area.  (4) An offshore electricity installation that is deemed to be part of Australia because of the operation of this section ceases to be part of Australia for the purposes of the Customs Acts if:  (a) the installation is uninstalled from its location for the purpose of being taken to a place outside the outer limits of the Commonwealth offshore area; or  (b) after having been uninstalled from its location otherwise than for the purpose referred to in paragraph (a), the installation is moved for the purpose of being taken to a place outside the outer limits of the Commonwealth offshore area.