N.Y. Civ. Serv. Law § 215

§ 215. Agency shop fee deductions. 1. Notwithstanding any other law to\nthe contrary, any public employer, any employee organization, the\ncomptroller and the board, or any of their employees or agents, shall\nnot be liable for, and shall have a complete defense to, any claims or\nactions under the laws of this state for requiring, deducting,\nreceiving, or retaining agency shop fee deductions from public\nemployees, and current or former public employees shall not have\nstanding to pursue these claims or actions, if the fees were permitted\nor mandated at the time under the laws of this state then in force and\npaid, through payroll deduction or otherwise, prior to June\ntwenty-seventh, two thousand eighteen.\n 2. This section shall apply to claims and actions pending or filed on\nor after June twenty-seventh, two thousand eighteen.\n 3. The enactment of this section shall not be interpreted to create\nthe inference that any relief made unavailable by this section would\notherwise be available.\n