WS 11, 12: Minor, Major Technology Approval

Approval to use a product or operation that will come into contact with a public water supply

MassDEP Drinking Water Program

The Details of WS 11, 12: Minor, Major Technology Approval

What you need for WS 11, 12: Minor, Major Technology Approval

These approvals serve to protect the health and welfare of the public through the control of any product or operation that comes into contact with public drinking water. These products and operations must be controlled to prevent contaminants from leaking into the drinking water as well as to ensure that the products and operations work as designed. Apply in category BRP WS 11 if no field test is required (minor new technology approval). Apply in category BRP WS 12 if a field test is required (major new technology approval). Regulatory authority for these approvals is stated in 310 CMR 22.04(6), of the Drinking Water Regulations.

Public water suppliers, manufacturers, or their representatives must apply if they want approval to use a product or operation that will come into contact with a public water supply. These products include, but are not limited to, drinking water additives, filtration devices, coatings, pipes, tanks, vending machines, and backflow prevention devices.

If water suppliers or their representatives apply for one of these approvals as part of a facility modification it may also be necessary for them to apply for other MassDEP water treatment permits, e.g. WS 21, 22, 23, 24 or 25.

Note: These additional requirements are intended to serve as a guide to the applicant. It does not necessarily include all additional requirements.

How to apply WS 11, 12: Minor, Major Technology Approval

See details below.

Next steps for WS 11, 12: Minor, Major Technology Approval

  1. Review the Instructions

    Guidance on how to prepare your application, including a completeness checklist.

  2. Complete the Application Form

    You may fill out and save the Microsoft Word form on your computer.  The PDF version has to be printed out and completed by hand.

  3. Obtain a Transmittal Form and Number

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

  4. Lookup the Permit Application Fee

  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 your completed, signed application and your original Transmittal Form to:

    Department of Environmental Protection
    Water Supply
    1 Winter Street
    Boston, MA 02108

Contact for WS 11, 12: Minor, Major Technology Approval

Address
MassDEP Boston
1 Winter Street, Boston, MA 02108

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