Section 13-207. A

Notwithstanding the provisions of section 13-206 of this
  subchapter, in any case where a pension was  or  is  awarded  under  the
  provisions  of such section, by reason of the retirement of a member for
  disability caused or induced by the actual performance of the duties  of
  his  or  her position, such member shall be entitled to a pension of not
  less than three-fourths the annual salary or compensation payable  to  a
  first grade patrolman as of July first, nineteen hundred and sixty-five.
  In  the  case  of any member receiving a pension less than three-fourths
  the annual salary or compensation of a first grade patrolman as of  July
  first,  nineteen  hundred  and  sixty-five  his  or her pension shall be
  increased by such amount which when added to the  lesser  pension  shall
  equal  three-fourths  the annual salary or compensation of a first grade
  patrolman as of July first, nineteen hundred and sixty-five.
    b. Such pension shall be payable to the  same  persons  and  shall  be
  subject  to  the  same  terms and conditions, including provisions as to
  termination as to the pension which would  otherwise  be  payable  under
  section 13-206 of this subchapter.
    c.  The  pension  payable  under  this section shall be in lieu of any
  pension which would otherwise be payable to  the  member  under  section
  13-206 of this subchapter.