§7. After July first, nineteen hundred forty, membership in any pension or retirement system of the state or of a civil division thereof shall be a contractual relationship, the benefits of which shall not be diminished or impaired[53]
Membership in retirement systems; benefits not to be diminished nor impaired
N.Y. Const. art. V, § 7, under OFFICERS AND CIVIL DEPARTMENTS.
N.Y. Const. art. V, § 7
Membership in retirement systems; benefits not to be diminished nor impaired