N.Y. Retire. & Soc. Sec. Law § 416

§ 416. Separability clause. If any clause, sentence, paragraph,\nsection or part of this article shall be adjudged by any court of\ncompetent jurisdiction, to be invalid or unconstitutional, such judgment\nshall not affect, impair or invalidate the remainder thereof, but shall\nbe confined in its operation to the clause, sentence, paragraph, section\nor part thereof directly involved in the controversy in which such\njudgment shall have been rendered.\n