Part 2 Native Title Division 2 Validation of past acts Section 18 Who pays compensation (4) The compensation is payable by the Commonwealth. 18 Where just terms invalidity Section applies if acquisition of property other than on just terms (1) This section applies if the invalidity (disregarding section 14) of a past act attributable to the Commonwealth results from a paragraph 51(xxxi) acquisition of property by the Commonwealth from any person having been made otherwise than on paragraph 51(xxxi) just terms. Entitlement to compensation (2) The person is entitled to compensation from the Commonwealth for the acquisition in accordance with Division 5 and, if that compensation does not ensure that the acquisition is made on paragraph 51(xxxi) just terms, to such additional compensation from the Commonwealth as is necessary to ensure that it is. Subdivision B—Acts attributable to a State or Territory 19 State/Territory acts may be validated (1) If a law of a State or Territory contains provisions to the same effect as sections 15 and 16, the law of the State or Territory may provide that past acts attributable to the State or Territory are valid, and are taken always to have been valid. Effect of validation of law (2) To avoid any doubt, if a past act validated by subsection (1) is the making, amendment or repeal of legislation, subsection (1) does not validate: (a) the grant or issue of any lease, licence, permit or authority; or 12 Compilation No. 47 Native Title Act 1993 Compilation date: 25/09/2021 Authorised Version C2021C00450 registered 22/10/2021 Registered: 22/10/2021