1. Short title This Act may be cited as the Countering Weapons of Mass Destruction Extension Act of 2023 . 2. Extension of authorization of the Countering Weapons of Mass Destruction Office of the Department of Homeland Security (a) Extension (1) Termination date Section 1901 of the Homeland Security Act of 2002 ( 6 U.S.C. 591 ) is amended by striking subsection (e) and inserting the following new subsection: (e) Termination The Office shall terminate on the date that is two years after the date of the enactment of the Countering Weapons of Mass Destruction Extension Act of 2023. . (2) Exception The termination date specified in subsection (e) of section 1901 of the Homeland Security Act of 2002, as amended by paragraph (1), shall not apply to sections 1931 and 1932 of the Homeland Security Act of 2002 (6 U.S.C. 597 and 597a