N.Y. Education Law § 3204
4. Bilingual programs shall be designed to:
8. A school district which provides a program of bilingual education or English as a second language designed to meet the needs of pupils of limited English proficiency, shall be empowered to:
4. Length of school sessions. a. A full time day school or class, except as otherwise prescribed, shall be in session for not less than one hundred ninety days each year, inclusive of legal holidays that occur during the term of said school and exclusive of Saturdays. b. A part time day school or class shall be in session each year for at least four hours of each week during which the full time day schools are in session. c. Evening schools shall be in session each year as follows: