(1) An old Commission instrument continues to have effect after the commencement but, in its operation in relation to acts, transactions, matters or things done, entered into or occurring after that commencement, has effect as if a reference in the instrument to the old Commission were a reference to the appropriate new body.
(2) For the purposes of the application of subsection (1) in relation to an old Commission instrument, the appropriate new body is:
(a) in the case of an instrument relating to an asset or liability that has, because of section 208 of this Act as in force before 17 April 2001, or because of section 210 of this Act as in force before ATSIC abolition day, become an asset or liability of the body previously known as the Aboriginal and Torres Strait Islander Commercial Development Corporation and now known as Indigenous Business Australia--Indigenous Business Australia; or
(b) in the case of an instrument relating to a liability that has, because of a declaration under subsection 209(1) of this Act as in force before ATSIC abolition day, become a liability of the Commonwealth--the Commonwealth; or
(c) in any other case--the successor Commission.