WP 59c: MassDEP Approval or Issuance of Variance for Increased Flow at State and Federal Facilities and Facilities Specifically Required by MassDEP to Apply

Use this approval for applications for increased flow to an existing system.

Septic Systems / Title 5 Contact Information

The Details

What you need

MassDEP approval or issuance of variances is necessary to ensure that the applicant has demonstrated that the proposed sanitary-sewage disposal system can maintain a level of environmental protection at least equivalent to the requirements of Title 5. 

You must obtain approval from MassDEP for these activities:

  • Variances granted by the Board of Health pursuant to 310 CMR 15.000, with the exception of those listed in 310 CMR 15.412(4), for which no MassDEP approval is required.
  • Variance from a provision of Title 5 which only MassDEP may grant (310 CMR 15.414).
  • Variance for increased flow to large systems or to systems which, with the increase in flow, will have a design flow of 10,000 - 14,999 gallons per day (310 CMR 15.006 and 15.414).

How to apply

See details in Step 5, below.

Next steps

  1. Review the Instructions

  2. Complete the Application Form

  3. Obtain a Transmittal Form and Number

    A unique Transmittal Number is needed for each application you submit to MassDEP.

  4. Look up the Permit Application Fee

    See page 6 of the fee schedule below.

  5. Mail your Application and Fee Payment

    Submit your application fee payment and a copy of your transmittal form to:

    Department of Environmental Protection
    PO Box 4062
    Boston, MA 02211

    Submit 2 copies of your application form along with the original transmittal form to the Title 5 Program in the appropriate MassDEP Regional Office (see listing below).



1 Winter Street, 5th floor, Boston, MA 02108


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