Key Dates

March 10

  • Employees who work for tips – If you received more than $20 in tips during February, report them to your employer.

March 17

  • Social security, Medicare, and withheld income tax – If the monthly deposit rule applies, deposit the tax for payments made in February.
  • Nonpayroll withholding – If the monthly deposit rule applies, deposit the tax for payments made in February.
  • Partnerships – File a 2024 calendar year return (Form 1065). Provide each partner with a copy of their Schedule K-1 (Form 1065), Partner’s Share of Income, Deductions, Credits etc., or substitute Schedule K-1 (Form 1065), and, if applicable, Schedule K-3 (Form 1065), Partner’s Share of Income, Deductions, Credits etc. – International, or substitute Schedule K-3 (Form 1065).
  • S Corporations – File a 2024 calendar year income tax return (Form 1120-S) and pay any tax due. Provide each shareholder with a copy of their Schedule K-1 (Form 1120-S), Shareholders Share of Income, Deductions, Credits, etc., or substitute Schedule K-1 (Form 1120-S), and if applicable, Schedule K-3 (Form 1120-S), Shareholder’s Share of Income, Deductions, Credits, etc., – International, or substitute Schedule K-3 (Form 1120-S).

March 31

  • Electronic filing of Forms 1097, 1098, 1099, 3921, 3922 and W-2G

 

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