8Certain resources installations to be part of Australia

8  Certain resources installations to be part of Australia  (1) For the purposes of this Act, a resources installation that:  (a) becomes attached to the Australian seabed after the commencement of this subsection; or  (b) at the commencement of this subsection, is attached to the Australian seabed; shall, subject to subsection (2), be deemed to be part of Australia and shall be deemed not to be a place outside Australia.  (2) A resources installation that is deemed to be part of Australia by virtue of the operation of this section shall, for the purposes of this Act, cease to be part of Australia if:  (a) the installation is detached from the Australian seabed, or from another resources installation that is 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).