Failed-test city route

Lewisville failed backflow test

Use this page when the assembly already failed and the next step is repair, retest, and accepted report submission.

City: Lewisville Utility: City of Lewisville Backflow Testing Cadence: At installation and at least once per year thereafter Last verified: 2026-06-29
Local answer

What to check for Lewisville

Use this page when the assembly already failed and the next step is repair, retest, and accepted report submission.

  • Due basis: Lewisville says backflow prevention assemblies must be tested at installation and at least once per year thereafter by a licensed tester registered with the City. Test reports must be submitted electronically through BSI Online within ten days of the test date.
  • Notice or device clue: Look for the CCN, account number, BSI record, device ID, or assembly serial from the reminder.
  • Who is affected: Irrigation, fire sprinkler, commercial, industrial, multi-family, and other properties the City deems a cross-connection hazard.
  • Acceptance rule: Report acceptance depends on the named portal and the utility-approved tester route; keep proof that the report was submitted.
  • Report workflow: BSI Online submission portal
  • Report timing: Report due within 10 days after testing.
  • Credential gate: Texas tester license, City of Lewisville tester registration
  • Program phone: 972-219-3400
Notice-to-closeout map

Source-backed procedure before the record is treated as closed

This is the working path for Lewisville notices: match the authority, confirm the tester gate, use the accepted submission route, and keep proof that the report was accepted.

Local signals

Signals that matter before you act

  • Late reports can miss Lewisville's ten-day submission rule even if the test itself was completed.
  • The City warns that not every registered tester can test every assembly type.
  • Lewisville's code language includes service shutoff and fine exposure.
Other Lewisville routes

Stay inside the city intent cluster

Workflow

Lewisville workflow order

  1. Confirm the property falls into one of Lewisville's listed hazard categories or has received a City notice.
  2. Use a Texas-licensed tester who is currently registered with the City of Lewisville.
  3. Submit the completed test through BSI Online within ten days of the test date.
  4. Use the tester list carefully, because not every tester is licensed for every assembly type.
City FAQ

Lewisville questions before you act

What should I do after a failed backflow test in Lewisville?

Late reports can miss Lewisville's ten-day submission rule even if the test itself was completed.

Does a failed test still need report submission in Lewisville?

Report acceptance depends on the named portal and the utility-approved tester route; keep proof that the report was submitted.

Who controls the rule for Lewisville?

Lewisville search demand is routed to City of Lewisville Backflow Testing. Irrigation, fire sprinkler, commercial, industrial, multi-family, and other properties the City deems a cross-connection hazard.

What costs or fees should I expect for Lewisville?

Consumer testing price is market-based, but Lewisville adds a $25 City filing fee per test submission. Repair and retest pricing depends on assembly type, especially when fire assemblies or larger commercial systems are involved. Lewisville is unusually transparent about the City fee layered on top of the private tester invoice.