ยง  203.  Existing  districts  preserved.  Districts now existing shall
  continue as now established  and  shall  have  all  the  powers  and  be
  governed  in  the  same  manner  as  provided  in this act for districts
  established pursuant to the provisions of article twelve. In  the  event
  that  any  bonds  shall have been issued by any town prior to the taking
  effect of this act, taxes or assessments shall be levied  and  collected
  for  the  payment  of  the  principal and interest of said bonds as they
  become due pursuant to and in accordance with the statutes and  practice
  relating to such matters in force immediately prior to the time this act
  takes  effect, except as the method of levying such taxes or assessments
  may have been changed in accordance with the provisions of chapter three
  hundred thirty-three of the laws of nineteen  hundred  thirty-four,  and
  the  town  board  shall have all the powers with respect to such matters
  conferred  by  such  statutes  upon  any  commissioners  or   commission
  appointed,  elected,  or  created pursuant to such statutes, or upon the
  town board.
Structure New York Laws
Article 12 - District and Special Improvements
190 - Establishment or Extension of Improvement Districts.
190-A - Water Storage and Distribution Districts.
190-B - Sewage Disposal Districts.
190-C - Preparation of Maps and Plans.
190-D - Procedure for Establishment of a Sewage Disposal District.
190-E - Wastewater Disposal Districts.
190-F - Additional Powers of Sewer Districts.
190-G - Water Quality Treatment Districts.
192 - Maps and Plans for Sewer, Wastewater Disposal, Drainage and Water Districts.
192-A - Provision for Excess Sewer, Drainage or Water Facilities.
193 - Notice of Hearing on Petition; Cost to Typical Property; Definitions.
194 - Establishment or Extension of Districts.
194-A - Powers of Town Boards With Respect to Certain Contracts.
195 - Recording of Determination; Review by Certiorari.
197 - Performance of the Work.
198 - Powers of Town Boards With Respect to Improvement Districts.
198-A - Special Districts for Disposal of Duck Waste in Suffolk County.
199 - Proceedings for Lateral Sewers, Drains or Water Mains.
200 - Petition for Street Improvement and Proceedings Thereon.
200-A - Construction and Repair of Sidewalks Pursuant to Order of Town Board.
201 - Sewer and Water Connections.
202 - Expenses of Improvement; How Raised.
202-A - Expense of Maintenance.
202-B - Increase or Improvement of Facilities.
202-C - Dissolution and Diminishing Area of Certain Districts.
202-D - Increase of Maximum Amount to Be Expended.
202-E - Acquisition and Improvement of Additional Property in Park Districts.
202-F - Construction or Installation of Certain Improvements in State Highways and County Roads.
203 - Existing Districts Preserved.
204 - Transition to Benefit Basis Levy of Assessments in Existing Lighting Districts.
207 - Re-Establishment of Certain Water Supply Districts as Water Districts.
208 - Joint Administration and Operation of Special or Improvement Districts With Town Functions.
208-A - Acquisition of Land for Proposed District.
208-B - Dissolution of Lighting or Public Parking Districts; Town of Oyster Bay.