Backflow Prevention Device Requirements

Businesses and Properties Required to Use Backflow Prevention Devices

Required Installations by Property Type

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Properties requiring Backflow prevention Devices

Unless they receive a specific exemption from the DEP, the following types of businesses are required to use backflow prevention devices:

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Industrial and Commercial Facilities

Food and Beverage Facilities

Healthcare and Personal Care Facilities

Other Specific Facilities

Additional Information

You may also have your Registered Architect or Professional Engineer consult our Backflow Prevention Risk Assessment Guide to determine whether or not your property requires a backflow prevention device. If your property or business type is not included in the list and you have a specific question about your legal requirements, please call 311 to have your inquiry directed to DEP.

For answers to commonly asked questions, visit our Backflow Prevention FAQs.

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