N.Y. Comp. Codes R. & Regs. tit. 6 § 606.46
Permission to carry out a work project on any permit access areas of the regulating district's property shall be requested on forms supplied by the district at any district office. No project shall be undertaken prior to the approval by the board or approval authorized by the board. This is in conformity with procedures which were adopted by the board after public hearings which the board deemed necessary to implement SEQR, pursuant to article 8 of the New York Environmental Conservation Law, for environmental quality review of actions which may have a significant effect on the environment, and article 15 of the New York State Environmental Conservation Law pertaining to dredging below the high-water mark.
N.Y. Comp. Codes R. & Regs. Tit. 6 § 606.46