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TAX CALENDAR
The following summarizes some of the more significant filing dates for a corporation using a calendar year-end. Many of these requirements also apply to partnerships and sole proprietorships. Naturally, if a year-end other than December 31, is used some of these dates will vary.
DATE |
RETURN |
| January 20 | Sales tax return* |
| January 31 | Payroll tax return |
| March 15 | Income tax return |
| April 15 | Estimated income tax payment |
| April 20 | Sales tax return* |
| April 31 | Payroll tax return |
| July 20 | Sales tax return* |
| July 31 | Payroll tax return |
| September 15 | Estimated income tax payment |
| October 20 | Sales tax return* |
| October 31 | Payroll tax return |
| November - December | Year-end tax planning |
| December 15 | Estimated income tax payment |
There also are numerous other tax filing deadlines if you deal in certain regulated industries such as utilities or petroleum.
*Larger companies may have to file sales tax returns on a monthly basis. Tax Registration HomeState Business License
Internal Revenue Service
State Taxes