All due dates assume that the date falls on a business day. If the due date falls on a holiday or weekend, the due date will be the next business day.
Key Dates in May 2025
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Employees who work for tips Employers Employers
May 10, 2025Employers – File Form 941 for the first quarter. This due date applies only if you deposited the tax for the quarter in full and on time.
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Employers Employers Employers
May 15, 2025Employers – Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in April.
Exempt Organizations Exempt Organizations
May 15, 2025Exempt Organizations – File a previous calendar year return (Form 990). If you want an automatic 6 month extension to file the return, file Form 8868. Then file Form 990 by November 15.
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