Small Business Tax Calendar
Corporations, LLCs, Partnerships
Here is the list of important dates and taks for your convience. Bookmark this page for later easy access.
January 31 |
Corporations, LLCs, Partnerships. Give annual information statements to recipients of certain payments you made during last year. You can use the appropriate version of Form 1099 or other information return. |
February 28 |
Corporations, LLCs, Partnerships File information returns (Form 1099) for certain payments you made during last year. |
March 15 |
Corporations. File
a last year calendar year income tax return (Form 1120 or 1120-A) and pay any
tax due.
S corporations. File a last year calendar year income tax return (Form 1120S) and pay any tax due. |
April 15 |
Partnerships. File
a last year calendar year return (Form 1065). Provide each partner with a copy
of Schedule K-1 (Form 1065 Corporations. Deposit the first installment
of estimated income tax for the current year.
Corporations. Deposit the first installment of estimated income tax for the current year. A worksheet, Form 1120-W. |
June 15 |
Partnerships. File
a last year calendar year return (Form 1065). (only if you timely requested
an automatic 3-month extension.
Electing large partnerships. File a last year calendar year return (Form 1065-B). This due date applies only if you timely requested an automatic 3-month extension. Corporations. Deposit the second installment of estimated income tax for the current year. Form 1120-W. |
September 15 |
Corporations. File
a last year calendar year income tax return (Form 1120 or 1120-A) and pay any
tax, interest, and penalties due. This due date applies only if you timely
requested an automatic 6-month extension.
S corporations. File a last year calendar year income tax return (Form 1120S) and pay any tax due. This due date applies only if you timely requested an automatic 6-month extension. Corporations. Deposit the third installment of estimated income tax for the current year. Form 1120-W. |
October 17 |
Partnerships. File a last year calendar year return (Form 1065). This due date applies only if you were given an additional 3-month extension. Provide each partner with a copy of Schedule K-1 (Form 1065) or a substitute Schedule K-1. |
December 15 |
Corporations. Deposit the fourth installment of estimated income tax for the current year. Form 1120-W. |
Accounting & Bookkeeping Homepage If you need help with your bookkeeping we can help you. Our bookkeeping service starts at $50 per month. We also offer payroll service.