Tax Calendar
January
January 15: Final estimated tax payment for the previous tax year (if applicable).
February
No major tax deadlines.
March
March 15:
- Deadline for corporate tax returns (Forms 1065, 1120, 1120-A, and 1120-S) for the previous tax year.
- Deadline for corporate and partnership tax extensions (Forms 7004).
April
April 15:
- Deadline for individual tax returns (Form 1040) for the previous tax year.
- Deadline for individual tax extensions (Form 4868).
- Deadline for corporate tax extensions (Form 7004).
- Deadline for first-quarter estimated tax payments for the current tax year.
May
No major tax deadlines.
June
June 15: Deadline for second-quarter estimated tax payments for the current tax year.
July
No major tax deadlines.
August
No major tax deadlines.
September
September 15:
- Deadline for Partnership (Form 1065) S-corporation tax returns (Form 1120-S) for the previous tax year.
- Deadline for third-quarter estimated tax payments for the current tax year.
October
October 15: Final deadline for individual tax returns (with extension).
November
No major tax deadlines.
December
December 31: Last day to make any tax-deductible purchases or contributions for the current tax year.