Section 299-Y. Certain powers of board of supervisors and soil conservation districts not affected

Nothing  in  this  article  contained  shall  be
  deemed to repeal, amend or modify the powers of the board of supervisors
  as  provided  by  section  two  hundred  twenty-three of this chapter in
  relation to flood control and soil conservation. Nothing in this article
  contained shall be deemed to repeal the authority of a soil conservation
  district to undertake any works or measures as authorized  by  the  soil
  conservation districts law, provided that federal financial aid pursuant
  to  the  said "Watershed Protection and Flood Prevention Act" is neither
  sought nor required in constructing  and  carrying  out  such  works  or
  measures.