Filing Deadline for Estate and Trust Tax Returns (1041) NOTE: With Calendar Year End April 15, 2021 @ 11:59 pm
Filing Deadline-Quarterly (Q1) & Monthly Michigan Sales, Use, and Withholding Tax (5080) April 20, 2021 @ 11:59 pm
Filing Deadline – Extended 2020 Estate & Trust (1041) NOTE: Calendar Year End July 15, 2021 @ 11:59 pm
Filing Deadline-Quarterly (Q2) & Monthly Michigan Sales, Use, and Withholding Tax (5080) July 20, 2021 @ 11:59 pm
Filing Deadline – Extended 2020 Partnership & S-Corporation (1065, 1120-S) September 15, 2021 @ 11:59 pm
