Cal. Education Code § 8207.1

(a) A California state preschool contractor operating a part-day, full-day, or both part- and full-day California state preschool program may, but is not required to, enroll interested eligible two-year-old children. (b) The Superintendent, in consultation with the State Department of Social Services, shall develop guidance for contractors to follow when enrolling two-year-old children, which shall include, but not be limited to, guidance for safe, age-appropriate diapering and toilet training in alignment with the requirements set forth in Division 12 (commencing with Section 101151) of Title 22 of the California Code of Regulations. (c) Notwithstanding the rulemaking provisions of the Administrative Procedure Act (Chapter 3.5 (commencing with Section 11340) of Part 1 of Division 3 of Title 2 of the Government Code) and Section 33308.5, the department may, on or before April 1, 2025, implement this section and associated guidance on serving two-year-old children through management bulletins or similar letters of instruction. (d) This section shall become inoperative on July 1, 2027, and, as of January 1, 2028, is repealed.