Miami-Dade Water and Sewer Department: backflow testing rules

Who must test

• Certain backflow prevention assemblies must be tested when installed and every year by a Certified Backflow Prevention Assembly Tester. Source.
• The RPPA is typically installed on the domestic water service, the DCVA or DCDA on fire suppression service, and the PVB on lawn irrigation service. Source.

How the report is filed

• Test reports can be submitted online through the Tokay portal (miamidade.tokaytest.com), where each tester has a unique login, or on the downloadable Backflow Assembly Test Report form. Source.

Tester registration

• A certified tester must complete a 40-hour backflow testing course and pass a proficiency test. Source.
• To join WASD's list of companies with certified testers, a company sends the Certified Tester Information form with copies of business or contractor license, liability insurance certificate, test kit calibration certificate and tester certificates. Source.

Fees

• A permit fee applies to installing an assembly; the amount is set by the building department of the city where it is installed. Testing prices are set by the companies. Source.

Approved testers

• WASD publishes a Certified Backflow Prevention Assembly Tester list but says listed testers are not endorsed. PDF, not downloaded). Source.

How to file your backflow test with Miami-Dade Water and Sewer Department

1. Read your notice. It names the assembly, its location and the date the report is due.
2. Book a tester Miami-Dade Water and Sewer Department accepts. See finding a tester below; book early so there is time to repair a failed assembly.
3. The tester tests the assembly and fills in the test report. A failed assembly is repaired and tested again.
4. The report is filed. Test reports can be submitted online through the Tokay portal (miamidade.tokaytest.com), where each tester has a unique login, or on the downloadable Backflow Assembly Test Report form.Source.
5. Fees. A permit fee applies to installing an assembly; the amount is set by the building department of the city where it is installed. Testing prices are set by the companies. Source.
6. Keep a copy and set a reminder for next year. Set a free test-due reminder.

Finding a tester Miami-Dade Water and Sewer Department accepts

Miami-Dade Water and Sewer Department publishes its own list of approved testers, and we load it. The 571 companies from it carry a "Utility-Approved Tester" badge on their cards here. See the utility's list.

Before you book, ask the tester:

• Are you registered with Miami-Dade Water and Sewer Department, and on its current list?
• Will you file the report in Tokay for me, and pay or pass on any filing fee?
• 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 Florida

• City of Tampa Water Department
• Orlando Utilities Commission
• Broward County Water and Wastewater Services
• City of Boca Raton Utility Services
• City of Fort Lauderdale Public Works
• City of Hollywood Public Utilities
• City of Pembroke Pines Utilities
• City of Sanford Utilities

Read October 6, 2026. Program page: miamidade.gov.

Backflow testers near Miami

What the badges mean

✓ FL 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.

✓ FL 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.

All testers near Miami · Florida roster