Oklahoma

Restriction reported

Statute defines sex as biological sex at birth across the Oklahoma Statutes; also 2023 executive order

Laws cited: Okla. Stat. tit. 25, § 16; tit. 25, §§ 1101, 1201, 1202 (2024 Okla. Sess. Laws ch. 365, HB 1449, Women's Bill of Rights); Governor's Executive Order 2023-20 (Aug. 1, 2023)
In effect since: November 1, 2024
Instrument: Executive order
Litigation: None found. No court order blocking 25 O.S. § 16 or HB 1449 turned up in searches.
Researched: September 22, 2026 (Date of the primary-source research; not a legal effective date)

From the source text

As used in the Oklahoma Statutes: ... 8. "Sex" means a natural person's biological sex at birth

Sources

Policy sources

Researched from primary sources

Trans Data Initiative research. Researched from primary sources (enacted text, the code on official sites, executive orders, court orders), starting from the Trans Data Initiative legislation tracker's bills. Each determination was checked independently by a second researcher; disputes were settled by a third review. No other tracker's descriptions were used.

A record is what a source reported on the date it was captured, not a legal effective date. An unobserved record is not a finding that no restrictions exist.

Dated records for Oklahoma in this area

November 1, 2024 Reviewed primary source

Statute defines sex as biological sex at birth across the Oklahoma Statutes; also 2023 executive order

Okla. Stat. tit. 25, § 16; tit. 25, §§ 1101, 1201, 1202 (2024 Okla. Sess. Laws ch. 365, HB 1449, Women's Bill of Rights); Governor's Executive Order 2023-20 (Aug. 1, 2023)

Date basis: Effective date in the primary source. Researched September 22, 2026.

Inspect date source(opens another site) · 25 O.S. § 16, Person Defined (OSCN), amended by Laws 2024, HB 1449, c. 365(opens another site) · Enrolled HB 1449 (2024), Women's Bill of Rights(opens another site)PDF, external · Oklahoma Legislature bill history for HB 1449 (approved by Governor 05/31/2024)(opens another site) · Executive Order 2023-20 (Secretary of State filing)(opens another site)PDF, external · Governor's office release on the Women's Bill of Rights executive order (Aug. 1, 2023)(opens another site)