Section 375-C. Non-contributory retirement plan benefits

a. In addition to
  any  retirement allowance to which a member may be entitled for services
  rendered at any time other  than  expressly  provided  for  herein,  any
  member   covered   by   the   provisions   of   sections  three  hundred
  seventy-five-a or three hundred seventy-five-b  of  this  chapter  shall
  upon  retirement,  receive  a  service retirement pension for the herein
  provided period  of  service,  in  accordance  with  the  provisions  of
  subdivisions  b,  c  or  d hereof, as the case may be, which shall be in
  lieu  of  the  service  retirement   pension   and   the   pension   for
  increased-take-home-pay  provided  for  in  the sections of this chapter
  hereinafter referred to.
    b. 1. A member  who  had  been  contributing  for  service  retirement
  benefits  on  the  basis of any of the plans contained in sections three
  hundred  seventy-one,  three  hundred   seventy-one-a,   three   hundred
  seventy-two or three hundred seventy-five of this chapter, shall receive
  at  retirement,  for service rendered on and after April first, nineteen
  hundred sixty, a pension computed on the basis of  one-sixtieth  of  his
  final  average  salary for each year of such service; provided, however,
  persons who last became members on or after July first, nineteen hundred
  seventy-three shall receive such pension only for  service  rendered  on
  and  after  April first, nineteen hundred sixty and prior to July first,
  nineteen hundred seventy-four.
    2. A member who had been contributing for service retirement  benefits
  on  the  basis  of  any  of the plans contained in paragraph one hereof,
  shall receive at retirement, for service rendered  before  April  first,
  nineteen  hundred  sixty,  a  pension  computed  on the basis of one-one
  hundred twentieth of his final average salary for each year of  credited
  member  service  plus  one-sixtieth of his final average salary for each
  such year of credited prior service or service in war after world war I.
  Notwithstanding anything to the  contrary  contained  in  section  three
  hundred seventy-five of this chapter, a member who had been contributing
  as  aforesaid  shall  be  eligible  for  superannuation  retirement upon
  attainment of age fifty-five.
    c. A member contributing for service retirement benefits on the  basis
  of  any  of  the  plans contained in the sections numbered three hundred
  eighty-one, three hundred eighty-one-a, three hundred eighty-two,  three
  hundred   eighty-three,  three  hundred  eighty-three-a,  three  hundred
  eighty-four, three hundred eighty-five, three hundred eighty-six,  three
  hundred  eighty-seven,  three hundred eighty-eight, for service rendered
  on  and  after  April  first,  nineteen  hundred  sixty,  a  pension  of
  one-fiftieth  of his final average salary for each year of such credited
  service  during  this  period,  with  the  total   allowance   hereunder
  determined as defined and limited in the respective sections referred to
  in   this   paragraph  c  and  with  the  additional  proviso  that  any
  contributions made by the member during the period referred to  in  this
  paragraph c shall be used at retirement to provide an additional annuity
  over  and above the retirement allowance otherwise provided, except that
  persons who last became members on or after July first, nineteen hundred
  seventy-three shall receive such pension only for  service  rendered  on
  and  after April first, nineteen hundred sixty, and prior to July first,
  nineteen hundred seventy-four.
    d. A member who had been contributing for service retirement  benefits
  on   the  basis  of  the  plans  contained  in  sections  three  hundred
  eighty-four-b,   three   hundred   eighty-four-d   or   three    hundred
  eighty-five-a  of this chapter, shall receive at retirement, for service
  rendered on and after April first, nineteen hundred sixty a  pension  of
  one-fortieth  of his final average salary for each year of such credited
  service  during  this  period,  with  the  total   allowance   hereunder

  determined  as  defined  and  limited in the section referred to in this
  paragraph d and with the additional proviso that any contributions  made
  by the member during the period referred to in this paragraph d shall be
  used  at  retirement to provide an additional annuity over and above the
  retirement allowance otherwise provided, except that  persons  who  last
  became  members  on  or after July first, nineteen hundred seventy-three
  shall receive such pension only for service rendered on and after  April
  first,  nineteen hundred sixty and prior to July first, nineteen hundred
  seventy-four.
    e. In addition to the pension hereinabove  provided,  a  member  shall
  receive  an  annuity  which  shall  be  the  actuarial equivalent of his
  accumulated contributions at the time of retirement.
    f. The benefits hereinabove  provided  shall  be  payable  unless  the
  member  would otherwise under the provisions of this chapter be entitled
  to a greater benefit, in which  event,  the  greater  benefit  shall  be
  payable.