Here's what you need to know about Form 1040: the mother of all tax forms. Many, or all, of the products featured on this page are from our advertising partners who compensate us when you take certain ...

Understanding your 1040 is the best way to legally minimize your taxes. Top tax professionals will tell you that effective tax planning needs to be proactive, not reactive. The best tax planning needs ...

What Is Form 1040-X, Amended U.S. Individual Income Tax Return? The 1040-X, Amended U.S. Individual U.S. Income Tax Return is a form used by taxpayers who need to ...

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Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Investopedia / Mira Norian Form 1040 is the primary form U.S. taxpayers use to file their ...