Callbacks and Warranty Labor on Plumbing Invoices: Writing Your Own Policy
Every plumbing company gets callbacks. A fitting weeps a day after the repair. A drain that was cleared backs up again in a week. A new faucet drips. How you bill those return visits says a lot about your shop, and doing it inconsistently causes more trouble than almost any other billing decision.
This article is about writing your own policy for return visits and showing it on your invoices. It is not about manufacturer warranties on equipment, which have their own terms you should follow as written.
Callbacks Hit Every Kind of Account
A callback can happen on a homeowner's faucet, a landlord's rental or a restaurant line like those in Restaurant Plumbing Accounts: Billing Grease-Line Jetting Monthly. Your policy should cover all of them, so the answer does not depend on who picked up the phone.
Decide What Counts as a Callback
Start by writing down what you consider your responsibility. Common situations:
- Your work failed. A joint you made leaks, a part you installed was put in wrong. Most shops treat this as theirs to fix.
- A new problem nearby. You fixed the kitchen supply line and now the dishwasher line leaks. Related, but not the same work.
- The same problem came back for a reason outside your work. A drain you cleared is clogged again because of what went down it.
- The customer declined a recommended repair and the problem you warned about happened.
Decide how each case is billed. Many shops do not charge labor when their own work failed, charge normally for new problems, and use judgment on repeat clogs depending on what the tech finds.
Set a Time Window, If You Want One
Some shops say callbacks on their labor are covered for a set period. If you choose to offer that, write the period down and say it the same way on every invoice. Do not promise anything you are not prepared to stand behind, and be clear that it applies to your labor, not to the manufacturer's terms for a fixture or water heater.
Show Callbacks on the Invoice
Even when you do not charge, put the callback on the record. In PlumbingBossPro, schedule the callback as a job at the same address so it shows in the history. When the tech completes it, the invoice can carry a line like:
- “Return visit — tighten compression fitting on kitchen supply line from repair on the 4th. No charge.”
A no-charge line does three things. The customer sees you stood behind the work. The office sees the callback in the job history if the same issue comes up again. And you can look back later to see which kinds of jobs bring callbacks.
If you do charge part of a return visit — for example, a new problem found while you were there — put that on its own line with a clear description, and keep the no-charge part on its line.
Use the Job History
Callbacks are where the job history earns its keep. When a customer calls saying “you were just here and it's leaking again,” the office can open the address and see the original job: the lines, the tech's notes, the before-and-after photos and the equipment at the house. That makes it easy to tell whether this is the same work or something new.
The value of photos and notes for this kind of question is covered more in Backing Up a Plumbing Invoice With Photos, Tech Notes and the Inspection Report.
Monthly Accounts and Callbacks
For property managers and restaurants on a monthly statement, a no-charge callback still shows as a line labeled with the address. Managers like seeing it. It tells them you came back and fixed it at no cost, which is exactly the kind of thing that keeps you on their vendor list.
Review your callbacks once a month. If one kind of job keeps bringing techs back, look at how it is being done, not just how it is being billed. Fewer callbacks is the best callback policy of all.
Keep Techs Out of the Decision
Techs should not be deciding on the spot whether a return visit is free. That puts them in an awkward spot with the customer and makes billing inconsistent. Let the office decide when the callback is booked, based on the written policy and the job history. The tech fixes the problem and taps Complete; the office has already set the lines.
A written, consistent callback policy protects your margins and your reputation at the same time. For the rest of plumbing billing, see the PlumbingBossPro plumbing invoicing software page.
Callbacks on the Record
PlumbingBossPro keeps every visit to an address in one history, with lines, notes and photos, so callback decisions are easy to make.
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