To extend the deadline for commencement of construction of a hydroelectric project.

In general— Notwithstanding the time period specified in section 13 of the Federal Power Act (16 U.S.C. 806) that would otherwise apply to the Federal Energy Regulatory Commission project numbered 12642, the Commission may, at the request of the licensee for the project, and after reasonable notice, in accordance with the good faith, due diligence, and public interest requirements of that section and the procedures of the Commission under that section, extend the time period during which the licensee is required to commence the construction of the project for up to 3 consecutive 2-year periods from the date of the expiration of the extension originally issued by the Commission.

Reinstatement of expired license— If the period required for commencement of construction of the project described in subsection (a) has expired prior to the date of enactment of this Act—