Tax deposits are due on April 15, June 15, September 15, and January 15. State Income Tax deposits are due on the 15th of April, June, September and December.
Corporate Income Taxes
Tax deposits are due on the 15th day of the 4th, 6th, 9th, and 12th month of the fiscal year.
If a due date falls on a Saturday, Sunday or legal holiday, the next business day becomes the due date.
Payroll Tax Deposits
Deposits are made on either a monthly or semi-weekly basis. The determination of which deposit schedule applies will be made for the calendar year by looking back at the employment taxes reported for the 4 quarters ending the previous June 30 of the calendar year.
Employers who reported $50,000 or less will deposit monthly by the 15th day of the following month.
Those reporting more than $50,000 must deposit semi-weekly. For paydays on Wednesday, Thursday, or Friday, the deposit is due the Wednesday after the payday. For all other paydays, the deposit is due by the Friday following payday.
All new firms will be monthly depositors. Firms amassing $100,000 or more at any time must deposit the funds by the next business day.