Free tool — no sign-up required
Monthly Tax Reserve Tracker
New to self-employment? Enter your revenue and expenses month by month — see exactly how much to move to a tax reserve account, your year-to-date picture, and what to send in for your next quarterly payment.
2026 IRS rates · Educational estimate · Not tax advice
Your business profile
Set this once. These inputs affect your reserve rate for every month.
Day job or other employment income
Includes SE tax (14%), federal (0%), CA (9.3%)
Monthly entries
Enter revenue and expenses for each month. Leave months blank if they haven’t happened yet.
| Month | Gross Revenue | Expenses | Net Profit | Set Aside | Status |
|---|---|---|---|---|---|
| January | — | — | |||
| February | — | — | |||
| March | — | — | |||
| April | — | — | |||
| May | — | — | |||
| June | — | — | |||
| July | — | — | |||
| August | — | — | |||
| September | — | — | |||
| October | — | — | |||
| November | — | — | |||
| December | — | — |
Year-to-date summary
YTD net profit
$0
0 months entered
Total you should have set aside
$0
23% of net profit
Estimated full-year tax bill
$0
Annualized at current pace
Est. quarterly payment
$0
¼ of full-year estimate
Estimates only. Your actual tax depends on deductions, credits, filing status, and other income. Use this as a planning baseline, not a final number.
Want someone to check your numbers before Q4?
The tracker gives you a solid baseline. A quick review catches the things it can’t — deductions you’re missing, whether your entity structure is right, and what your actual quarterly payment should be.
Take the 2-minute business reviewAlso read
How to Pay Quarterly Taxes as a Small Business Owner
What estimated taxes are, when they're due, and how to avoid surprise bills by saving the right amount throughout the year.
Read Tax planningHow Much Should I Save Each Month for Taxes?
A simple monthly savings formula, why profit — not revenue — is the right starting point, and how to build a system you'll actually follow.
Read Tax planningSelf-Employment Tax Explained: Rates, Calculation, and How to Reduce It
Self-employment tax is 15.3% on net profit — on top of income tax. How SE tax is calculated, what the deductible half actually saves, and the three ways to reduce it.
ReadWork with Matt
Ready to build a plan?
The tracker gives you the baseline. A quick review catches the things a calculator can't — whether your entity setup is right, which deductions you're missing, and what your actual quarterly payment should be.
Tax services provided through Matt Reese, CPA. This page is educational and does not constitute tax or investment advice.