What should you actually look at in your shop’s books before the calendar flips? The honest answer most owners give is “whatever the accountant asks for in April.” That is the problem. By April the year is closed and every decision it could have informed is already behind you. A real year-end financial review happens in October, November, and December, while you can still change your labor rate, renegotiate a parts deal, or write off equipment. This is a plain, category-by-category checklist for the year-end financial review your auto repair shop should run now, so you walk into January with numbers instead of guesses.
Start With Revenue and Average Ticket
Before you touch expenses, understand what came in the door and how. Pull the full year to date and look at the shape of it, not just the total.
- Total revenue year to date, split by month, so you can see your real seasonal swings instead of assuming them.
- Average repair order for the year, and whether it moved up or down from last year.
- Revenue mix: what share is maintenance, diagnostics, brakes, tires, bigger mechanical work.
- Number of unique customers versus total repair orders, which tells you how often people come back.
Say a shop lands around $820,000 for the year across roughly 3,100 repair orders. That is an average ticket near $265. If last year’s was $240, something you did worked, and it is worth knowing what before you repeat it by accident. If it slipped, your year-end review just found its first assignment. The raw invoices live in your shop management system; the point of the review is pulling them into one view you can actually read.
Check Your Margins by Category
Revenue feels good. Margin pays the bills. The second block of the review is where the money actually stays or leaks.
- Parts margin: compare what you paid versus what you billed, as a blended percentage across the year.
- Labor margin: your effective labor rate after discounts and comebacks, not your posted rate.
- Gross profit by job type, so you can see which work is carrying the shop.
- Comeback and warranty cost: hours and parts you ate for free.
A realistic example: a shop posts a $145 labor rate but, after courtesy discounts, uncharged diagnostic time, and three or four comebacks a month, the effective rate works out closer to $118. That $27 gap across a few thousand billed hours is real money, and the year-end review is the moment to decide whether January’s number goes up. If you are not sure your workflow is even capturing all the billable time, our breakdown of workflow management covers where hours quietly disappear between the lift and the invoice.
Review Fixed and Variable Expenses
Now the cost side. You are not trying to slash everything. You are trying to know what each category is really costing and whether it drifted during the year.
- Rent, insurance, and utilities: your fixed nut, totaled and compared to last year.
- Software and subscriptions: list every recurring tool and what it does, because this is where clutter hides.
- Parts and supplies as a percentage of revenue, checked against your margin numbers above.
- Credit card processing fees for the year, which often surprise owners when seen as one annual figure.
Add up the small monthly subscriptions and the total tends to sting. A handful of $40 to $90 tools can total a few thousand dollars a year, some of it overlapping. If you have quietly accumulated five systems that half-talk to each other, this is the line of the review where you ask whether one platform could replace three. Our software buying guide is a useful reference if that question leads anywhere.
Handle the Tax and Equipment Timing
Some decisions only exist in Q4. Miss the window and they are gone until next year. Bring your accountant in before December, not after.
- Equipment you have been putting off: a lift, a scan tool, an alignment rack. Buying and placing it in service before year-end may change your deduction picture, so ask your accountant how Section 179 applies to your situation.
- Outstanding receivables, especially fleet accounts, that you want collected inside this tax year.
- Owner compensation and retirement contributions, which have year-end deadlines.
- Inventory on the shelf: count it, and flag dead stock you have been carrying as if it were worth full value.
The point is not to spend money to avoid tax. The point is that if you were going to buy the lift anyway, timing matters, and only your accountant can tell you how for your numbers.
Set the Budget and Targets for Next Year
The review is worthless if it ends as a pile of figures. The last block turns it into a plan.
- A target average repair order for next year, based on where this year landed.
- Your new posted labor rate, if the margin review justifies a change.
- A monthly revenue target that accounts for the seasonal shape you mapped in block one.
- One or two expense categories you will actively manage down.
If you ran a mid-year check in July, compare now against what you projected then; our mid-year financial checkup and this year-end pass together give you two clean data points to plan from.
Frequently Asked Questions
When should I actually start my shop’s year-end financial review?
Early October is ideal. You still have time to adjust your labor rate, collect receivables, and make any equipment-timing decisions before December 31, none of which you can do once the year is closed.
What numbers do I need before I can start?
At a minimum: total revenue by month, average repair order, parts and labor margins, a list of every fixed and recurring expense, and your current receivables. Most of this comes straight out of your repair-order history if it is all in one system.
Do I need an accountant for this, or can I do it myself?
You can do the review yourself to understand your shop. Bring an accountant in for the tax and equipment timing decisions specifically, because deductions and contribution deadlines depend on rules that change and on your personal situation.