Tax Date Calendar. Here's a look at key dates in the tax filing season, including deadlines to file, when to request extensions and how long until you get your refund. Review information about due dates and when to file tax returns.

Discover important tax deadlines, filing dates, possible extensions, and other key factors for individuals and businesses. To decide which calendar (s) to use, first look at the general tax calendar, later, and highlight the dates that apply to you.