Guide
How Flag Hours Work for Automotive Technicians
Flag hours are the labor hours credited for completed jobs—not the clock time spent on the car. Learn how flat-rate pay works and why keeping your own records matters.
What are flag hours?
Flag hours are the labor hours a technician is credited for completing a job. On a flat-rate plan, those credited hours—not the clock time spent on the car—are what usually drive pay.
If a repair is assigned 5.0 labor hours and the work is finished and accepted, the technician is typically credited with 5.0 flagged hours whether the job took 2 hours or 8 hours to complete. Flagged (or book) hours and actual clock time are different measurements.
Job pays 5.0 labor hours
The assigned book time for the repair—the same for both technicians below.
| Technician | Clock time | Flagged hours | At $30 / flagged hour |
|---|---|---|---|
| Technician A | Finishes in 2 hours | 5.0 | $150 |
| Technician B | Finishes in 8 hours | 5.0 | $150 |
This example assumes a straightforward flat-rate pay plan. Actual compensation can vary with guarantees, overtime requirements, mixed hourly arrangements, and other shop pay rules. Not every shop operates the same way.
Shops may also call them flagged hours, flat rate hours, flag time, or booked hours. The exact terms vary, but the idea is the same: each completed job adds labor time to the technician’s pay total.
Book time and labor-guide time
“Book time” (or labor-guide time) is the labor hours assigned to an operation in a labor guide or shop menu — for example, 1.5 hours for a specific repair.
Flag hours are usually based on that book time when the job is completed and accepted under the shop’s rules. Book time is not the same as the clock time you spent on the car.
Flag hours vs. clock hours
Clock hours are the actual hours you are at work. Flag hours are the labor hours credited from the jobs you complete. A technician can work eight clock hours and flag more or less than eight hours depending on the work assigned, the labor times, approvals, parts delays, and how the day goes.
| Measure | What it measures | Example |
|---|---|---|
| Clock hours | Time physically at work | 8 hours at the shop |
| Flag hours | Labor time credited from completed work | 10 flagged hours from jobs completed |
They measure different things — and they do not have to match.
How flat-rate pay generally works
In a typical flat-rate setup, each job or operation has an assigned labor time. Your paycheck is based on the flagged time that makes it through the shop’s payroll process, multiplied by your pay rate.
42.5 flagged hours × $30 per hour = $1,275
Before taxes and deductions. Practices vary by shop and pay plan. This is a simple flat-rate illustration — not a universal rule. Try the same math with your numbers on the flat-rate pay calculator.
The pay-period total
The important part is the pay-period total. Individual repair orders and jobs add up over the week, half-month, or month, and that total should match what payroll shows for the same period.
Customer-pay and warranty labor
Customer-pay and warranty labor can both produce flag hours, but they often follow different approval paths, labor times, or documentation rules. An RO may also sit as unpaid until the shop marks it paid for payroll — so your personal total and a paycheck can diverge until statuses catch up.
Why your total and payroll can differ
A technician’s personal total and a payroll total may differ for normal administrative reasons, such as:
- An RO closes after the pay period ends.
- A job is still waiting on approval.
- A warranty operation is adjusted.
- A paid/unpaid status has not been updated yet.
A mismatch is not proof of bad intent, but it is a reason to review the details. For a structured comparison against a pay stub, see how PayTrack works.
Why independent records help
Keeping your own log gives you a second record of repair orders, jobs, flagged hours, dates, and paid status. When payday comes, you can compare your records against the shop or payroll total instead of relying on memory.
If something does not match, use your notes to ask a specific question — RO number, job, date, and hours — rather than assuming someone shorted you. Most discrepancies resolve once both sides look at the same details.
A simple example
During a pay period, you log 18 repair orders and 46.2 flagged hours. Payroll shows 43.7 hours.
46.2 logged − 43.7 on payroll = 2.5 hours to review
At the $30 example rate above, that is $75 before taxes and deductions.
With a clean record, you can review the unpaid or missing repair orders, find which job did not match, and ask a specific question with the RO and job details in front of you.
Free paper and spreadsheet logs are on the free flat-rate tracking tools page if you want a starting point without an app. For what to record and how to review it at payday, see the mechanic time tracking guide.
How Flat Rate Tracker fits
Flat Rate Tracker is built for individual automotive technicians who want a personal record of flat-rate work: repair orders, jobs, flagged hours, pay periods, and work history. It is not a dealership time clock or shop-management system. It gives the technician their own numbers.
See how the app handles repair orders, partial flags, adjustments, and history on the flat rate hour tracking feature page.
Download options and platform details are on the Flat Rate Tracker apps page.