An individual's sex is determined by a statement of the individual's biological sex on the individual's official birth certificate or another government record. Such statement shall be deemed to have correctly stated the individual's biological sex only if the statement was: (1) Entered at or near the time of the individual's birth; or (2) Modified to correct any scrivener's error in the individual's biological sex.

No individual of the female sex shall use a bathroom or changing facility that has been designated by a school district or a charter school for the exclusive use of the male sex, and no individual of the male sex shall use a bathroom or changing facility that has been designated by a school district or a charter school for the exclusive use of the female sex. 4. Each school district and charter school shall designate each bathroom and changing facility located in a public school building in the district or a building controlled by a charter school as for the exclusive use of individuals of only one sex.