In this regulation Act means the Mineral Resources Development Act 1995 ;deferral application means an application under section 102AA(1) of the Act;deferred royalty means the amount of royalty which is proposed to be deferred under a deferral application;deferred royalty agreement means an agreement under section 102AA of the Act, between the Treasurer and a person who makes a deferral application, to defer payment of the deferred royalty;relevant mining operation means the mining operation in respect of which the deferred royalty has been, or is to be, incurred.