When kindergarten is provided, the board of school directors shall establish the district's minimum entry age to kindergarten. The minimum entry age to kindergarten may not be less than 4 years, no months, before the first day of the school term. The district's maximum entry age to kindergarten must be less than the district's entry age for beginners.
22 Pa. Code § 11.14
The provisions of this § 11.14 amended under section 1317(a) of The Administrative Code of 1929 (71 P.S. § 367(a)) (Repealed); and sections 1327, 1330, 1372, 1511 and 2603-B of the Public School Code of 1949 (24 P.S. §§ 13-1327, 13-1330, 13-1372, 15-1511 and 26-2603-B).