Shop-quality repair orders your customers can read
Auto repair invoices are legal documents in many states — they must list parts, labor hours, and the shop labor rate separately. Customers distrust bundled totals, so itemizing each repair operation with its flat-rate time builds confidence and makes authorization conversations easier. Mobile and independent mechanics also need invoices that double as authorization records, with the customer's signature captured before work starts.
Your business
Bill to
Document details
Line items
Currency, tax & discount
Notes
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INVOICE
From
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Bill to
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| Description | Qty | Rate | Amount |
|---|---|---|---|
| — | 1 | $0.00 | $0.00 |
| Subtotal | $0.00 |
| Tax (0%) | $0.00 |
| Total due | $0.00 |
Sample line items for auto mechanics
| Description | Qty | Rate |
|---|---|---|
| Brake pad and rotor replacement — front axle (parts + labor) | 1 | $340 |
| Full synthetic oil change — 5W-30, filter included | 1 | $75 |
Example amounts only — replace with your own rates in the generator above.
Billing tips for auto mechanics
- Always split parts and labor lines and show the labor rate — several states require this by law, and it ends most 'where did the money go' arguments.
- Capture written authorization (signed estimate or text approval) and reference it on the invoice for any work above the original quote.
- List replaced parts with brand and part numbers; it supports the warranty and stops customers from assuming you used the cheapest option.
- Note declined services on the invoice ('customer declined transmission flush') to protect yourself if that system fails later.
Frequently asked questions
Do I need a written estimate before starting work?
In most states, yes — shops must provide a written estimate and get authorization before exceeding it by a set amount (often $10–$25 or 10%). Check your state’s repair-shop regulations and follow them on every ticket.
How should I handle parts markups on the invoice?
Showing parts at your retail price with a separate labor line is standard and expected; you do not need to disclose your wholesale cost. Be consistent so repeat customers never see unexplained price swings on the same part.
What belongs on a mobile mechanic's invoice?
Everything a shop invoice has — parts, labor, rate — plus a travel/service-call fee and the service location. Because you cannot fall back on a shop counter, add a payment-due date and your accepted payment methods directly on the invoice.
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