City of Carrollton Backflow Testing: Rules and Deadlines

How the report is filed

Carrollton accepts the standard TCEQ test report form rather than selling its own test booklet. Source.

Tester registration

Certified backflow testers must register with the city each year for a nonrefundable $100 fee. Source.

Fees

Each nonresidential backflow prevention assembly carries an annual nonrefundable registration fee of $40 per device. Source.
When the city performs a backflow assembly test it charges $250 per test and $100 per retest; there is no city charge for tests done by private contractors. Source.

If a test is missed

Backflow test reports filed late are charged $50 when 5 days late and $100 when 10 days late. Source.

How to file your backflow test with City of Carrollton

Read your notice. It names the assembly, its location and the date the report is due.
Book a tester City of Carrollton accepts. See finding a tester below; book early so there is time to repair a failed assembly.
The tester tests the assembly and fills in the test report. A failed assembly is repaired and tested again.
The report is filed. Carrollton accepts the standard TCEQ test report form rather than selling its own test booklet.Source.
Fees. Each nonresidential backflow prevention assembly carries an annual nonrefundable registration fee of $40 per device. Source.
Keep a copy and set a reminder for next year. Set a free test-due reminder.

Finding a tester City of Carrollton accepts

We found no tester list on City of Carrollton's own pages. Use a state certified tester, and check your notice in case it names the testers or the portal it accepts.

Before you book, ask the tester:

Are you registered with City of Carrollton?
Will you send the test report to the utility for me, and how?
When is my report due? The date is on your notice; the tester needs time to test, repair if needed and file.

Other water utilities in Texas

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

Backflow testers near Carrollton

What the badges mean

✓ TX Certified Backflow Tester Verified: A state roster lists at least one certified tester at this business, with a current certificate. The state sets the exam and renewal.
✓ TX Utility-Approved Tester Verified On the city list: The company is on a water utility's own approved list (the second badge names the list). That is the utility's approval, not a state license, and it counts for that utility.
3 certified testers: How many certified testers the roster lists at this business.
★ 4.8 (25 reviews): The Google rating, shown as Google reports it. It does not change the order.

Order is by our quality score, never by payment. How we verify listings.