| Quick facts | Answer |
|---|---|
| Cost range | About $500 to $3,000+ depending on device size and complexity |
| Time | Varies by job - confirm timing in your quote |
| Who's qualified | City of Tulsa-approved tester; many jurisdictions require ABPA or ASSE certification plus a CIB plumbing license |
When is backflow assembly replacement needed in Tulsa?
Replacement is typically needed when a unit fails testing, is damaged or leaking, or when freeze exposure and age make repair uneconomical. Tulsa's climate makes freeze protection relevant: the average first 28°F hard freeze falls on November 14, and the average last one is March 17.
Does Tulsa require a permit for backflow assembly replacement?
Yes. Tulsa plumbing permit pricing includes a $79.00 line item for a backflow prevention assembly, and any permit carries a minimum fee of $80.00. If work starts before the permit is issued, the penalty is $214.00 or three times the regular fee, whichever is greater.
Who can replace a backflow assembly in Tulsa?
Oklahoma does not issue a standalone statewide backflow tester license; cities and rural water districts set their own approved-tester rules. Tulsa requires the work to be done by a City of Tulsa-approved Back Flow Assembly Tester, and many jurisdictions require ABPA or ASSE certification plus a CIB plumbing license.
How often should a Tulsa backflow preventer be tested?
The City of Tulsa says a lawn irrigation system backflow preventer should be tested annually by a qualified professional. The city's water-meter specifications also require testing by an approved tester before acceptance.
What to do next
- Ask whether your failed assembly can be repaired or needs full replacement, and get the price in writing.
- Request a quote that itemizes the $79.00 Tulsa backflow permit line item and the $80.00 minimum permit fee.
- Verify the pro is a City of Tulsa-approved Back Flow Assembly Tester with ABPA or ASSE certification and a CIB plumbing license.
- Schedule replacement before Tulsa's average first 28°F hard freeze on November 14 to avoid freeze damage.
- Call (918) 202-2068 or email [email protected] for a free quote from a licensed, insured local backflow testers.
Tulsa Backflow is a free referral service: an independent contractor does the work and may pay us a referral fee. You never pay us anything.



