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Application for Approval of Backflow Prevention Devices

Apply

Before you submit your application

  • 1

    Water and sewer forms are here.

    • Ready to Apply?

      Steps to apply in person:

    • 1

      Download and print the Application for Approval of Backflow Prevention Devices.

      • 2

        Submit two copies of the application to the address listed below under Contact Information.

          NYC Department of Environmental Protection (DEP)

          Address
          Cross Connection Control


          59-17 Junction Boulevard, 3rd Floor LR




          Flushing NY 11373
        • 3

          If the application is found satisfactory, the applicant will receive an approved copy of the application.

          • 4

            After receiving approval of the application by DEP, the user must obtain a permit to install the backflow prevention device from the New York City Department of Buildings (DOB).

            • 5

              After installation the backflow device must be tested by a New York State certified backflow tester. Please contact the New York State Department of Health for a list of certified testers by calling 518-402-7650 or send an email to h2ocert@health.state.ny.us or by visiting their website.