In this part—
"amending Act" means the Royalty Legislation Amendment Act 2020 .
"former" , for a provision, means the provision as in force from time to time
before the commencement.
"post-commencement liability" means a liability for royalty, or tax under the
Taxation Administration Act 2001 relating to royalty, other than a
pre-commencement liability.
"pre-commencement liability" means a liability for a royalty-related amount
arising before the commencement.