15 U.S.C. § 720h — Clarification of ANGTA status and authorities

(a) Savings clause. This chapter does not affect (1) a decision, certificate, permit, right-of-way, lease, or other authorization issued under section 9 of the Alaska Natural Gas^* Transportation Act of 1976; or (2) a Presidential finding or waiver issued under that Act.

(b) Authority to amend terms and conditions. A Federal agency responsible for granting or issuing an authorization under section 9 of that Act may add, change, or cancel a term or condition to meet current project requirements, including physical design, facilities, and tariff specifications, only if the change (1) would not force a change in the basic nature or general route of the system designated and described in section 2 of the President’s decision^*; or (2) would not otherwise significantly prevent or impair prompt construction and initial operation of the system.

(c) Updated environmental reviews. The Secretary^* must require the system’s sponsor to submit the updated environmental data, reports, permits, and impact analyses that the Secretary finds necessary to develop the detailed terms, conditions, and compliance plans required by section 5 of the President’s decision.