Section 89-N. Computation of twenty-five years of service; correction officers

a. Notwithstanding  any  inconsistent  provision  of  law,  in
  computing  twenty-five years of completed service by correction officers
  in all counties, full credit shall be given and full allowance shall  be
  made  for service of such member as a correction officer employed by the
  city of New York, as a uniformed employee in an  institution  under  the
  jurisdiction  of  the department of correctional services, as a security
  hospital assistant under  the  jurisdiction  of  the  office  of  mental
  health,  or as a correction officer in any county in which he or she was
  eligible to retire after twenty-five years of total creditable service.
    b. Notwithstanding any inconsistent provision  of  law,  in  computing
  twenty-five  years  of  completed  service by state correction officers,
  full credit shall be given and full allowance shall be made for  service
  of such members as a correction officer employed by the city of New York
  as  a uniformed employee in an institution under the jurisdiction of the
  department of correctional services, as a  security  hospital  assistant
  under  the  jurisdiction  of  the  office  of  mental  health,  or  as a
  correction officer in any county in which he  or  she  was  eligible  to
  retire after twenty-five years of total creditable service.
    * NB There are 2 § 89-n's