U.S. federal deadlines for calendar-year taxpayers

(If a date falls on a weekend or holiday, the deadline moves to the next business day. State deadlines may vary.)

JANUARY 31

  • Give W-2s to employees

  • Give 1099-NEC to contractors and file with the IRS

  • Many year-end payroll filings due

MARCH 15

  • S corp return due (Form 1120-S)

  • Partnership return due (Form 1065)

  • Extension available to September 15

APRIL 15

  • Individual return due (Form 1040)

  • First quarterly estimated tax payment (Q1)

  • C corporation return due (Form 1120)

  • IRA and HSA contribution deadline for the prior year

  • Extension available to October 15 (individuals and C corps)

JUNE 15

  • Second quarterly estimated tax payment (Q2)

SEPTEMBER 15

  • Third quarterly estimated tax payment (Q3)

  • Extended S corp and partnership returns due

OCTOBER 15

  • Extended individual returns due

  • Extended C corporation returns due

JANUARY 15 (NEXT YEAR)

  • Fourth quarterly estimated tax payment (Q4)

ONGOING

  • Sales tax and payroll tax filings are monthly or quarterly based on your account setup. We help you confirm your schedule and reminders.