Section 5-505. When the director of management and budget is to prepare departmental estimate

If a departmental estimate is  not  submitted  on  such date as the mayor may direct, the director of management and budget
  shall  cause  to be prepared such estimate and data necessary to include
  departmental estimate in the budget for such agency  for  the  following
  fiscal  year.  In  no  event later than the fifteenth day of January, or
  such earlier date as the mayor may direct, the  director  of  management
  and  budget will forward copies of such estimate to the secretary of the
  board of estimate, the council and  each  community  board  and  borough
  boards.