Oct. 15 is the tax filing deadline for people who requested an extension Written By Written by Contributor, Buy Side E. Napoletano is a contributor to Buy Side and an expert on student loans, taxes ...

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 ...

For most taxpayers, the federal tax deadline is April 15. It's possible to push that due date to Oct. 15 by filing for an extension. But you still must pay your taxes by the original due date to avoid ...