Consolidated Utility District of Rutherford County: backflow testing rules

Who must test

• CUD requires all backflow prevention devices to be tested annually, including irrigation backflow devices on customer property. Source.
• Commercial, irrigation, apartment, church and public pool services and other TDEC hazards must have a reduced pressure zone device; double check devices are allowed only on Class 1 to 3 fire systems. Source.

Notices and deadlines

• All irrigation systems must be tested during the startup period; a test done before winter shutdown is not accepted. Source.
• All failed devices must be repaired, retested and passed within 30 days of the original test. Source.

How the report is filed

• After any test, the certified tester must submit a copy of the test report to HydroCorp. Source.

Tester registration

• Devices must be tested every 365 days by a tester who holds a Certificate of Competency and is approved by CUD. Source.

Fees

• All backflows must be installed outside and above ground, and a permit must be pulled at CUD's office. Source.

Approved testers

• CUD links a printable list of certified testers. PDF; not downloaded). Source.

If a test is missed

• If an irrigation system is turned on and not tested, water service can be disconnected until the device is tested, with a fine of up to $750. Source.

Program

• CUD publishes its cross connection and backflow testing policy on its Cross Connections at Irrigation Systems page, with a printable policy PDF, a list of certified testers and a letter to irrigation customers. Source.

Read October 6, 2026. Program page: cudrc.com.

Certified backflow testers near Murfreesboro

All certified testers near Murfreesboro · Tennessee roster