Requests for Determination of Applicability (RDA)

Project proponents who wish to have the BCC determine if their project is subject to the Wetlands Protection Act, or confirm the delineation of a wetland resource area, may file a Request for a Determination of Applicability (RDA) with the DEP and the BCC.
RDA Form and Instructions from the DEP »

Once you have completed the DEP RDA form, please submit the following to the BCC:

  • Eight (8) hard copies (1 original and 7 copies) and one (1) electronic copy of the DEP RDA Form and any other pertinent information

  • Eight (8) hard copies and one (1) electronic copy of accompanying plans (all 11” X 17”)
    View Plan and Map Requirements »

No fee is required to submit an RDA to the BCC. If possible, please submit electronic copies (CD, email, download from cloud, etc) of the requirements above. To minimize the use of non-recyclable materials please do not include vinyl or plastic binders, folders or covers with the filing.

Submit Electronically:

Email complete materials to

Submit In Person or By Mail:

Submit complete materials to:

The Boston Conservation Commission
1 City Hall Sq, Room 709
Boston, MA 02201



    The next BCC Public Hearing will be held on Wednesday June 15 2016 at 6:00 PM in Room 8.01.