In a proceeding under section 3 or 7 of the Natural Gas Act (
15 U.S.C. 717b or 717f), each applicant for authority to import natural gas or to establish, construct, operate, or extend a gas pipeline facility subject to an applicable safety standard shall certify that it will design, install, inspect, test, construct, operate, replace, and maintain a gas pipeline facility under those standards and plans for inspection and maintenance under
section 60108 of this title. The certification is binding on the Secretary of Energy and the Commission except when an appropriate enforcement agency has given timely written notice to the Commission that the applicant has violated a standard prescribed under this chapter.