ITA home Your filing status is used to determine your filing requirements, standard deduction, eligibility for certain credits, and your correct tax. If more than one filing status applies to you, this interview will choose the one that will result in the lowest amount of tax. Information you'll need Marital status and spouse's year of death (if applicable). The percentage of the costs that your household members paid toward keeping up a home. The tool is designed for taxpayers that were U.S. citizens or resident aliens for the entire tax year for which they're inquiring. If married, the spouse must also have been a U.S. citizen or resident alien for the entire tax year. If you're a nonresident alien filing Form 1040-NR, or a dual-status alien, please see International taxpayers. Disclaimer Conclusions are based on information provided by you in response to the questions you answered. Answers do not constitute written advice in response to a specific written request of the taxpayer within the meaning of section 6404(f) of the Internal Revenue Code. Estimated completion time: 5 minutes Please note: After 30 minutes of inactivity, you'll be forced to start over. Caution: Using the "Back" button within the ITA tool could cause an application error. Begin