These are some of the most significant tax mistakes that can make your tax bill even more expensive this year.

A new law was signed on December 1 to make IRS tax error notices clearer and easier to understand for taxpayers. The law is called the IRS Math and Taxpayer Help Act ...

The tax season is in full swing, which means it's time to get organized and prepare all your tax documents. Here are some ...

GREENSBORO, N.C. — Taxes are all about numbers, and each year, millions of math errors are caught by the IRS. For this tax season, taxpayers will now receive letters from the IRS detailing where they ...

In taxpayer disputes over its correction of math errors on returns, the IRS was wrong 17% of the time and late in resolving disputes 40% of the time, the Treasury Inspector General for Tax ...