11:59 pm Filing Deadline for Personal Tax Returns (1040) April 15, 2021 @ 11:59 pm Filing Deadline for Personal Tax Returns (1040)
11:59 pm Filing Deadline for Corporate Tax Returns (1120) April 15, 2021 @ 11:59 pm Filing Deadline for Corporate Tax Returns (1120)
11:59 pm Filing Deadline for Estate and Trust Tax Returns (1041) NOTE: With Calendar Year End April 15, 2021 @ 11:59 pm Filing Deadline for Estate and Trust Tax Returns (1041) NOTE: With Calendar Year End
11:59 pm Filing Deadline-Quarterly (Q1) & Monthly Michigan Sales, Use, and Withholding Tax (5080) April 20, 2021 @ 11:59 pm Filing Deadline-Quarterly (Q1) & Monthly Michigan Sales, Use, and Withholding Tax (5080)
April 15, 2021 @ 11:59 pm Filing Deadline for Estate and Trust Tax Returns (1041) NOTE: With Calendar Year End
April 20, 2021 @ 11:59 pm Filing Deadline-Quarterly (Q1) & Monthly Michigan Sales, Use, and Withholding Tax (5080)