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Lewisville approved backflow testers

Use this page when the search or notice says approved, certified, registered, or authorized backflow tester for Lewisville.

View the official tester list Utility requirements Find from notice Request local help
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 search or notice says approved, certified, registered, or authorized backflow tester for Lewisville.

  • 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.

Authority City of Lewisville Backflow Testing
Notice trigger Look for the CCN, account number, BSI record, device ID, or assembly serial from the reminder.
Tester gate View the official tester list
Submission route BSI Online submission portal
Proof to keep Report acceptance depends on the named portal and the utility-approved tester route; keep proof that the report was submitted.
Failure branch Open failed-test workflow before treating repair, retest, or resubmission as complete.
Local signals

Signals that matter before you act

  • Open the Lewisville registered tester list
  • Confirm tester status on the governing list before treating a provider as approved.
  • Use the utility workflow for deadlines, report acceptance, and submission requirements.
Other Lewisville routes

Stay inside the city intent cluster

Lewisville annual backflow testing Lewisville annual backflow testing: verify who must test, the due-date rule, tester requirements, and the official submission workflow.
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Lewisville BSI backflow reporting portal Find the Lewisville BSI backflow report route, notice or device identifiers, tester gate, and proof of accepted submission.
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Submit Lewisville BSI backflow test reports How to submit a backflow test report in Lewisville through BSI, including notice clues, tester requirements, and accepted filing proof.
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Lewisville failed backflow test What to do after a failed backflow test in Lewisville: repair, retest, and confirm accepted report submission with the utility.
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Lewisville irrigation backflow testing Check Lewisville irrigation backflow testing triggers, device rules, tester requirements, and the official utility workflow.
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Lewisville fire-line backflow testing Check Lewisville fire-line backflow testing triggers, assembly rules, tester requirements, and the official utility workflow.
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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

Where should I find approved backflow testers for Lewisville?

Start with the governing authority's published tester list. This utility has an official approved-tester route and it should be treated as the primary source.

Can I use a generic backflow tester search for Lewisville?

Use generic provider discovery only after the governing utility workflow is clear. Approval, reporting, and credential rules can be utility-specific.

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.