Plumbing invoices bill a service call fee ($75–$150, often credited toward work) plus either flat-rate task pricing or $75–$150/hour labor. Common flat rates: drain clearing $150–$350, water heater replacement $1,200–$3,500 installed, faucet replacement $150–$400. Parts carry a 25–50% markup, emergency and after-hours calls bill 1.5–2× rates, and permit-required work (water heaters, repipes, gas lines) shows the permit fee as its own line.
Plumbing Invoice Template
Reviewed by the Agiled editorial teamUpdated June 2026
Plumbing invoices get scrutinized in a way few trades do, because the customer almost never watched the work happen — it's under the slab, behind the wall, or inside a tank. The invoice has to reconstruct the job: the diagnostic that found the problem, the flat rate quoted before the wrench came out, the parts by brand and model, and the permit that proves the water heater swap was legal. This template handles all of it, plus the emergency-rate and service-agreement structures that real shops run on. Download it in PDF, Word, Excel, Google Docs, or Google Sheets, or generate a pre-filled version below.
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Your Company Name
123 Business St, City, State 12345
billing@yourcompany.com
INVOICE
INV-0001
Bill to
Client Company
Due
Net 30
| Description | Qty | Rate | Amount |
|---|---|---|---|
| Plumbing labor | 4 | $110.00 | $440.00 |
| Pipe repair materials | 1 | $200.00 | $200.00 |
| Emergency service fee | 1 | $75.00 | $75.00 |
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Create online- Service call
- $75 – $150, often credited to work
- Hourly
- $75 – $150 (journeyman); flat-rate common
- Drain clearing
- $150 – $350 flat
- Emergency
- 1.5× – 2× standard rates
What to include on a plumbing invoice
Service call / diagnostic fee
Quoted on the phone, shown as its own line, with the credit noted if you roll it into the repair. The fee covers showing up and diagnosing — saying so prevents the argument.
Flat-rate task or hourly labor
"Cleared main line blockage to street — $285" beats "labor 2 hrs." Flat-rate quoted before work starts is the residential norm; hourly belongs on open-ended commercial work.
Parts with brand and model
"Bradford White RG250T6N 50-gal gas water heater — $1,150" — the model number carries the warranty, and customers comparison-shop big-ticket parts after the fact.
Permit fees as their own line
Water heaters, repipes, gas work, and sewer replacements typically require permits. The line proves the job was permitted — protection for both sides when the house sells.
Emergency / after-hours premium, labeled
"After-hours emergency call (Sun 9 PM) — +$140" as a separate line, not inflated task prices. Quoted when the call comes in.
What was found and what was done
One or two plain sentences: 'Located leak at corroded copper elbow under kitchen slab; rerouted supply line overhead.' The note answers next year's question about what got fixed.
Warranty terms on the work
Parts warranty (manufacturer) vs. labor warranty (yours — commonly 30 days to 1 year by task). Stated separately so a year-three tank failure routes to the manufacturer, not to you.
Typical plumbing pricing (U.S., 2026)
| Service | Typical range | Notes |
|---|---|---|
| Service call / diagnostic | $75 – $150 | Often credited toward repair |
| Hourly labor | $75 – $150 | $150–$260 master/specialty |
| Drain clearing (single fixture) | $150 – $350 | |
| Main line / sewer cable | $250 – $600 | Camera inspection +$150–$400 |
| Faucet replacement | $150 – $400 + fixture | |
| Tank water heater installed | $1,200 – $3,500 | Tankless: $2,500 – $5,500 |
| Toilet replacement | $250 – $600 + fixture | |
| Emergency / after-hours | 1.5× – 2× | Or flat $100–$300 premium |
Ranges vary by region and access difficulty. Slab leaks, repipes, and sewer replacements are quoted per job after diagnosis, not from a rate card.
How plumbing billing actually works
Residential service: diagnose, quote flat, collect on completion
The standard call runs: service fee quoted on the phone, diagnosis on site, flat-rate quote approved before work, payment by card on completion. The invoice shows the diagnostic line (credited if applicable), the task at the approved price, parts by model, and the labor warranty. Anything discovered mid-job — the second corroded valve, the hidden leak — gets its own approval and its own line.
Water heaters and permit work
Big-ticket replacements quote installed price: unit, labor, code-required items (expansion tank, pan, seismic straps, venting), haul-away, and permit as separate lines. The model number and serial belong on the invoice — they drive the manufacturer warranty registration. Collect a deposit only when ordering special equipment; standard tank swaps bill on completion.
Property managers and commercial accounts
Recurring PM work bills monthly on Net 15–30: one line set per unit with the work-order number, task, and parts. Commercial service agreements (backflow testing, grease trap service, fixture maintenance) invoice on schedule with per-location detail. The work-order discipline is what keeps a 40-unit month reconcilable for the PM's bookkeeper — and gets you paid without calls.
Invoicing mistakes that cost plumbing professionals money
Starting work without an approved number
A flat rate quoted after the work is done reads as whatever-you-felt-like pricing. Quote before the wrench, get a yes (signature or text), and let the invoice match the quote exactly.
Burying parts in a lump sum
'Water heater job — $2,800' invites the customer to look up tank prices online and conclude the rest is padding. Itemize the unit, code items, permit, and labor — itemized invoices defend their own total.
Skipping the permit on permit work
Unpermitted water heaters and gas work surface at home inspection and become your problem retroactively. Pull it, line-item the fee, and the invoice becomes the homeowner's proof of compliance.
Vague warranty promises
'Guaranteed' on an invoice without a term or scope means whatever the customer later wants it to mean. State the labor warranty in days or months per task, and point parts claims at the manufacturer.
Letting PM accounts drift unreconciled
Property-management work without work-order numbers per line turns month-end into archaeology and stalls payment. One work order, one line set, every time.
How to use this template
- 01
Download the template in your preferred format, or generate a pre-filled version with the download studio above.
- 02
Add your business details and license number.
- 03
Show the service call fee as quoted, with any credit toward the repair.
- 04
Bill the task at the flat rate approved on site, with parts listed by brand and model.
- 05
Add permit fees and after-hours premiums as labeled lines where they apply.
- 06
State the labor warranty per task, collect by card on completion, and run PM accounts on monthly Net-15/30 invoices with work-order numbers.
Skip this template if…
- Septic system contractors — pumping and drain-field work has its own per-tank/per-system pricing.
- Fire sprinkler contractors — specialty licensed work billed as systems projects with inspection certifications.
FAQs
How much do plumbers charge?
Most shops charge a $75–$150 service call fee plus either flat-rate task pricing or $75–$150/hour. Typical flat rates: drain clearing $150–$350, faucet replacement $150–$400, tank water heater installed $1,200–$3,500. Emergency and after-hours calls run 1.5–2× standard rates.
Why do plumbers charge a service call fee even if they don't fix anything?
The fee pays for the truck roll and the diagnosis — a licensed professional locating your problem has value even when you decline the repair. Most shops credit some or all of it toward the work if you proceed, and a good invoice shows that credit explicitly.
Should a plumbing invoice itemize parts?
Yes, with brand and model on anything significant — the model number carries the manufacturer warranty, and itemized invoices generate fewer disputes than lump sums. Small fittings and consumables can roll into a single materials line.
Do plumbers mark up parts?
Standard practice is 25–50% over wholesale on parts, which funds sourcing, stocking the truck, and warranty handling on the part. Big-ticket items like water heaters carry smaller percentage markups; the installed price quoted up front is what matters to the customer.
When does plumbing work need a permit?
Commonly: water heater replacement, repipes, gas line work, sewer replacement, and new fixture rough-ins — rules vary by jurisdiction. The permit fee should appear as its own invoice line; the permitted invoice is the homeowner's proof of code compliance when the house sells.
What payment terms do plumbers use?
Residential service is due on completion, by card on site. Property-management and commercial accounts run Net 15–30 on consolidated monthly invoices with a work-order number per line. Large jobs (repipes, sewer replacement) use deposit-plus-completion or milestone billing.
Pair it with the plumbing contract template
Invoices collect; contracts protect. Get the matching agreement in Word or PDF — free, like this template.
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