REAUTHORIZATION; REQUIREMENT TO SELL ALL STAMPS.

SEC. 2. REAUTHORIZATION; REQUIREMENT TO SELL ALL STAMPS. (a) In General.—Section 2(c) of the Multinational Species Conservation Funds Semipostal Stamp Act of 2010 (39 U.S.C. 416 note; Public Law 111-241) is amended— (1) in paragraph (2)— (A) by striking “of at least 6 years,”; and (B) by inserting before the period at the end the following: “and ending not earlier than the date on which the United States Postal Service provides notice to Congress under paragraph (5)”; and (2) by adding at the end the following: “(5) Requirement to sell all stamps printed.— “(A) In general.—The United States Postal Service shall sell each copy of the Multinational Species Conservation Fund Semipostal Stamp that the United States Postal Service prints under this Act. “(B) Notification of congress.—The United States Postal Service shall notify the Committee on Homeland Security and Governmental Affairs in the Senate, the Committee on Environment and Public Works of the Senate, the Committee on Oversight and Reform of the House of Representatives, and the Committee on Natural Resources of the House of Representatives when all copies of the Multinational Species Conservation Fund Semipostal Stamp printed under this Act have been sold.” . (b) [39 U.S.C. 416 note] Retroactive Applicability.—The amendments made by subsection (a) shall take effect as if enacted on the day after the date of enactment of the Multinational Species Conservation Funds Semipostal Stamp Reauthorization Act of 2013 (Public Law 113-165; 128 Stat. 1878).