Part 1 Preliminary Division 2 Definitions Section 12 (d) a gas transmission pipeline that is critical to ensuring the security and reliability of a gas market, in accordance with subsection (2). Note: The rules may prescribe that a specified critical gas asset is not a critical infrastructure asset (see section 9). (2) For the purposes of paragraph (1)(d), the rules may prescribe: (a) specified gas transmission pipelines that are critical to ensuring the security and reliability of a gas market; or (b) requirements for a gas transmission pipeline to be critical to ensuring the security and reliability of a gas market. 20 Security of Critical Infrastructure Act 2018 Authorised Version C2018A00029 No. 29, 2018