It's tax filing time, and for many Americans, that means extra financial stress. Some may be unable to pay their tax bills or could find themselves adding onto already existing tax debt — putting them ...

Here's what you should know about income tax, what it is, how it works, how to calculate it and which states don't have it.

If you owe back taxes, finding a way to resolve the issue can be tough, especially if the Internal Revenue Service (IRS) starts sending letters, placing liens or threatening levies. In these ...