1. Short title This Act may be cited as the Offshore Energy Security Act of 2023 . 2. Offshore oil and gas lease sales (a) Definitions In this section: (1) Offshore lease sale The term offshore lease sale means an oil and gas lease sale— (A) that is held by the Secretary in accordance with the Outer Continental Shelf Lands Act ( 43 U.S.C. 1331 et seq. ), notwithstanding the requirements of section 18 of that Act ( 43 U.S.C. 1344 ); (B) offers the same lease form, lease terms, economic conditions, and stipulations as contained in the final notice of sale entitled Gulf of Mexico Outer Continental Shelf Oil and Gas Lease Sale 257 (86 Fed. Reg. 54728 (October 4, 2021)); and (C) that, if any acceptable bids have been received for any tract offered in the lease sale, results in the issuance of leases within 90 days of the sale to the highest bids on the tracts offered, subject to the procedures for determining bid adequacy of the Bureau of Ocean Energy Management, effective March 8, 2016, with respect to— (i) Central Gulf of Mexico Sale 241; and (ii) Eastern Gulf of Mexico Sale 226. (2) Secretary The term Secretary means the Secretary of the Interior. (b) Waiver The Secretary may waive any other requirements under section 18 of the Outer Continental Shelf Lands Act ( 43 U.S.C. 1344 ) that would delay final approval of an offshore lease sale under subsection (c). (c) Requirement Notwithstanding the expiration of the 2017–2022 leasing program under section 18 of the Outer Continental Shelf Lands Act ( 43 U.S.C. 1344 ), the Secretary shall— (1) conduct not fewer than 4 offshore lease sales, as described under subsection (c), during the 2-year period beginning on the date of enactment of this Act