2006 New York Code - Employees To Be City Residents.

 
    §  12-120 Employees to be city residents. Except as otherwise provided
  in section 12-121, any person  who  enters  city  service  on  or  after
  September  first  nineteen hundred eighty-six (i) shall be a resident of
  the city on the date that  he  or  she  enters  city  service  or  shall
  establish  city  residence  within  ninety days after such date and (ii)
  shall thereafter maintain city residence as a condition  of  employment.
  Failure  to  establish  or  maintain  city residence as required by this
  section shall constitute a forfeiture of employment; provided,  however,
  that  prior  to  dismissal  for  failure  to  establish or maintain city
  residence an employee shall be given notice of and  the  opportunity  to
  contest the charge that his or her residence is outside the city.