Owe tax you can't pay? See your options in minutes.
Free, private calculators for tax debt: penalties and interest, payment plans, settlement and hardship relief for the US (IRS), UK (HMRC), Australia (ATO), Canada (CRA) and India (Income Tax). Everything runs in your browser.
Popular tools
Tax Relief Eligibility Checker
A five-step check that points you to the relief route that fits your debt, income and assets in the US, UK, Australia or Canada.
IRSIRS Penalty & Interest
Estimate failure-to-file and failure-to-pay penalties and interest on unpaid federal tax.
IRSOffer in Compromise
Estimate your IRS reasonable collection potential and whether an offer in compromise is realistic.
IRSIRS Payment Plan
Work out a monthly installment, how long it takes to pay off and which IRS plan type applies.
IRSIRS Notice Explainer
Look up a CP or LT notice number to see what it means, the deadline and what to do next.
Income Tax DepartmentSection 234A/B/C Interest
Calculate interest for late filing and short advance tax, plus the late-filing fee.
How to resolve a tax debt
- Step 1
Know the real number
Penalties and interest keep growing. Calculate today's balance so you negotiate from facts.
- Step 2
Pick the right route
Payment plans, settlements, penalty relief and hardship programs each have their own tests.
- Step 3
Act before collection
Every authority escalates on a timetable. Responding early keeps the most options open.
Every calculation runs in your browser, nothing you type is sent to us. Each tool links to the official rules it uses. Results are estimates, not advice.