11:59 pm Filing Deadline – Extended 2020 Personal & Corporate (1040, 1120) October 15, 2021 @ 11:59 pm Filing Deadline – Extended 2020 Personal & Corporate (1040, 1120)
11:59 pm Filing Deadline-Quarterly (Q3) & Monthly Michigan Sales, Use, and Withholding Tax (5080) October 20, 2021 @ 11:59 pm Filing Deadline-Quarterly (Q3) & Monthly Michigan Sales, Use, and Withholding Tax (5080)
October 20, 2021 @ 11:59 pm Filing Deadline-Quarterly (Q3) & Monthly Michigan Sales, Use, and Withholding Tax (5080)