An annual test most landlords forget until the utility sends a notice — and one of the few genuinely recurring compliance obligations Florida rentals actually have.
A backflow preventer stops water flowing backwards from your property into the public supply. Where one is fitted, the water utility running the cross-connection control programme requires it to be tested annually by a certified tester and the results filed with them.
It applies far more widely than people expect. Irrigation systems, pools, fire lines and any property with a dedicated service can all carry a device, and the obligation sits with the property owner rather than the tenant.
The requirement comes from the local water utility, not from a single state rule, so the detail varies between jurisdictions. What is consistent is the pattern: if there is a device on the property, it is tested every year and the certificate goes to the utility.
The properties most often caught out are single-family rentals with irrigation systems, because the owner has no idea a device exists until the utility writes. Pools, multi-unit buildings, and any property with a fire line are the other common cases.
Non-compliance is not usually a fine in the first instance. It is a notice, then a deadline, then interruption of the water supply — which with a tenant in place is a considerably bigger problem than the test would have been.
A certified tester isolates the device, connects a differential gauge and verifies that the check valves and relief valve hold and operate within tolerance. It takes under an hour on a typical residential device and the water is off for a short period during it.
The result is filed with the utility on their form. A device that fails is either rebuilt with a repair kit or replaced, then retested — and rebuilding is usually the cheaper answer unless the body itself has corroded.
The point of putting this on a managed schedule is that it is annual, low-cost and easy to forget, and forgetting it is what turns it into a problem. Across a portfolio, tests fall due at different times of year depending on when each device was last certified.
We track the dates, book the tests before they lapse, file the results and keep the certificates where you can find them. It is the least interesting thing we do and one of the more useful.
We cover the whole state. These are the metros we work in most often — each page covers the local housing stock, code position and insurance context.
Usually a brass assembly with two test cocks, near the water meter or on the irrigation supply. If your utility has ever written to you about annual testing, you have one. We can confirm it on a visit.
Typically a notice with a deadline, and if that passes, the utility can interrupt the supply. With a tenant in occupation that escalates quickly, which is why the test is worth diarising.
The obligation attaches to the property and in practice the utility will pursue the owner. It is not something to leave to a tenancy agreement.
Most residential devices can be rebuilt with a repair kit far more cheaply than replacing them. If the body is corroded, replacement is the answer. Either way it is retested afterwards and the passing result is what gets filed.
One number for the inspection and for whatever it turns up. Licensed, insured contractors across Florida.