15th: Quarterly Benefit Statement – Deadline for participant-directed plans to supply participants with the quarterly benefit/disclosure statement including a statement of plan fees and expenses charged to individual plan accounts during the first quarter of 2023.
30th: EACA ADP/ACP Corrections – Deadline for processing corrective distributions for failed ADP/ACP tests to avoid a 10% excise tax on the employer for plans that have elected to participate in an Eligible Automatic Enrollment Arrangement (EACA).
29th: Summary of Material Modifications (SMM) – An SMM is due to participants no later than 210 days after the end of the plan year in which a plan amendment was adopted.
31st: Due date for calendar year end plans to file Form 5500 and Form 8955-SSA (without extension).
31st: Due date for calendar year end plans to file Form 5558 to request an automatic extension of time to file Form 5500.