Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Lea Uradu, J.D., is a Maryland state registered tax preparer, state-certified notary public, ...

A file extension, or file name extension, is the letters immediately shown after the last period in a file name. For example, the file extension.txt has an extension of .txt. This extension allows the ...

If you're gearing up to file your tax return this year but are afraid you're going to run out of time, it's possible to file for an extension. This can give you six additional months to get your ...

The best tax software will let you file a federal income tax extension to give yourself six more months to finish your taxes. Katie covered all things how-to at CNET, with a focus on Social Security ...