Section 5-504. Preparation and filing of tentative budget

Upon receipt of
  the estimates of the  head  of  each  administrative  unit,  the  budget
  officer  shall  prepare a tentative budget. He may also prepare a budget
  message explaining the main features of the budget and  containing  such
  additional information as he may deem advisable. He shall furnish a copy
  of  the  tentative budget and the budget message, if any, to each member
  of the board of trustees and he shall reproduce for public  distribution
  as  many copies as he may deem necessary. On or before the twentieth day
  of March, or such other date as may be applicable  pursuant  to  section
  5-510  of this article or section 17-1729 of article seventeen, he shall
  file in the office of the village clerk the tentative budget, the budget
  message, if any, and the estimates, schedules and  statements  submitted
  by the heads of the administrative units.