1. Instructions: BRP WP 66a, 66b doc format of BRP WP 66a/b Instructions pdf format of BRP WP 66a/b, Large System Expansion or Upgrade

  2. Form: BRP WP 66a, 66b doc format of Large System Expansion or Upgrade pdf format of BRP WP 66a/b, Large System Expansion or Upgrade

  3. Transmittal Form & Number for Permit Application & Payment


Permit Fact Sheet

  1. What is the purpose of these approvals?

    These permits are necessary to ensure that the disposal of sanitary sewage through the use of an on-site subsurface sewage disposal system is performed in an environmentally acceptable manner.

    You must obtain approval from MassDEP for these activities:
    • Upgrade approvals for large systems, which are systems with design flows of more than 10,000 gallons per day (gpd) but less than 15,000 gpd design flow (310 CMR 15.003(2)(d) and 310 CMR 15.304).
    • Review of any system or proposed system which MassDEP determines requires its review for the purposes of protection of public health, safety, welfare and the environment or determining consistency with 310 CMR 15.000 (310 CMR 15.003(2)(e)).
  2. Who must apply?

    For BRP WP 66a: Any individual, business or organization proposing to upgrade a large system (design flow of 10,000 gpd or more but less than 15,000 gpd.

    For BRP WP 66b: Any individual, business or organization owning a system or proposed system which MassDEP determines requires its review for the purposes of protection of public health, safety, welfare and the environment or determining consistency with 310 CMR 15.000, in accordance with 310 CMR 15.003(2)(e).
  3. What other requirements should be considered when applying for these approvals?

    For BRP WP 66a:
    • Plans for upgrade of large systems require prior written approval by the local approving authority (310 CMR 15.003).
    For BRP WP 66b:
    • The review may be in addition to, or concurrent with, a local review of the same system.
    Note: This information about additional requirements is intended to serve as a guide to the applicant. Other requirements may also apply.
  4. What is the application fee?

    See Permit Application Timelines and Fees Schedule pdf format of Permit Application Timelines and Fees Schedule .
  5. What is the Primary Permit Location? What is the Reserve Copy Location?

    Primary Permit Locations:
    For BRP WP 66a:
    Department of Environmental Protection (2 copies)
    __________* Regional Office
    Title 5 Permitting Program
    * Find Your Region

    For BRP WP 66b:
    Department of Environmental Protection (2 copies)
    Title 5 Permitting Program
    One Winter Street
    Boston, MA 02108

    There are no Reserve Copy Locations for these permits.
  6. Where can I get a copy of the timelines?

    The timelines are available on the MassDEP Website: Permit Application Timelines and Fees Schedule pdf format of Permit Application Timelines and Fees Schedule
  7. What is the annual compliance fee?

    There is no annual compliance fee for these permits.
  8. How long are these approvals in effect?

    These approvals remain valid as long as the system and facility served remain unchanged or until MassDEP revokes or modifies the approval.
  9. How can I avoid the most common mistakes made in applying for these approvals?
    1. Review application for completeness to be sure all questions are answered correctly.
    2. Make sure two copies of all plans and specifications are complete and signed and stamped by a Massachusetts Registered Professional Engineer.
    3. Submit a copy of the local approving authority's written approval together with a copy of the complete application to the local approving authority for all BRP WP 66a applications and for relevant BRP WP 66b applications.
    4. Submit fee and one copy of the MassDEP Transmittal Form to:
      Department of Environmental Protection
      P. O. Box 4062
      Boston, MA 02211.
  10. What are the regulations that apply to these approvals? Where can I get copies?

    These regulations include, but are not limited to:
    1. Title 5 Regulations, 310 CMR 15.000.
    2. Timely Action Schedule and Fee Provisions, 310 CMR 4.00.
    These may be purchased online, in person, or by mail at the Massachusetts State Bookstore