Any Federal agency responsible for granting or issuing any certificate, permit, right-of-way, lease, or other authorization under section 9 of the Alaska Natural Gas Transportation Act of 1976 (
15 U.S.C.
719g) may add to, amend, or rescind any term or condition included in the certificate, permit, right-of-way, lease, or other authorization to meet current project requirements (including the physical design, facilities, and tariff specifications), if the addition, amendment, or rescission—