January
-
31st – Form 940 Filing Deadline
-
31st – Form 941 Filing Deadline (fourth quarter)
-
31st – Forms W-2 and 1099-MISC Distribution Deadline
-
31st – Forms W-2 and W-3 Filing Deadline
February
-
1st – Deadline for Posting OSHA Form 300A
-
28th – Forms 1094-B, 1095-B, 1094-C and 1095-C Filing Deadline (paper filers)
March
-
1st – Medicare Part D Creditable Coverage Disclosure Deadline (for calendar year plans)
-
2nd – Forms 1095-B and 1095-C Distribution Deadline
-
2nd – OSHA Electronic Injury and Illness Data Reporting Deadline
-
2nd – Form M-1 Filing Deadline (for MEWAs and ECEs)
-
2nd – Form 8027 Filing Deadline (paper filers)
-
31st – COBRA General Notice Deadline (for calendar year plans)
-
31st – Forms 1094-B, 1095-B, 1094-C and 1095-C Filing Deadline (electronic filers)
April
-
30th – Summary Plan Description (SPD) Deadline (for 2020 calendar year plans)
-
30th – Removal of OSHA Form 300A
-
30th – Form 941 Filing Deadline (first quarter)
May
-
None
June
-
1st – EEO-1 Reporting and Filing Deadline
July
-
30th – Summary of Material Modification (SMM) Deadline (for changes to calendar year plans made in 2019)
-
31st – Form 5500 Filing Deadline (calendar year plans)
-
31st – Form 941 Filing Deadline (second quarter)
-
31st – PCORI Fee Deadline
August
-
1st – VETS-4212 Filing Open (federal contractors)
September
-
30th – VETS-4212 Filing Deadline (federal contractors)
October
-
15th – Medicare Part D Creditable Coverage Notice
-
31st – Form 941 Filing Deadline (third quarter)
November
-
None
December
-
None
