Section 214. Continuation of employment privilege of certain retired persons

Notwithstanding any provision  of  this  article,  a  retired
  person  employed prior to July first, nineteen hundred sixty-four, under
  the provisions of subdivision f  of  section  one  hundred  one  of  the
  retirement  and  social  security law, or subdivision two of section one
  hundred fifty of the civil service law, or section one hundred fifty-one
  of the civil service law, or section 9.13 of the mental hygiene law,  or
  section  five hundred eleven-b of the education law, or section B20-48.1
  of the administrative code of the city of New  York,  may  be  similarly
  employed during the effective period of this article subject to the same
  conditions  and  limitations  as were applicable to his employment under
  the respective provisions under which he  was  employed  prior  to  July
  first, nineteen hundred sixty-four.