In sections 74B to 74D -
"enforcement notice" means a notice under section 74B(2);
"IAA" means the company referred to in section 11;
"IANS" means the company referred to in section 10 of the Air Navigation and Transport Act 2022;
"relevant provision" means a provision of - (a) this Act (including a European Union Regulation listed in Schedule 2) relating to a function of the IANS, or (b) another enactment (other than the Aviation Regulation Act 2001) relating to a function of the IANS.