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June 2025 Business Due Dates

Stay on top of your business tax responsibilities this June. Key due dates include federal tax deposits for May and the second estimated tax payment for corporations. Don’t miss these important deadlines.

June 16 - Employer’s Monthly Deposit Due

If you are an employer and the monthly deposit rules apply, June 16 is the due date for you to make your deposit of Social Security, Medicare, and withheld income tax for May 2025. This is also the due date for the nonpayroll withholding deposit for May 2025 if the monthly deposit rule applies. 

June 16 - Corporations

Deposit the second installment of estimated income tax for 2025 for calendar year corporations.

Weekends & Holidays:

If a due date falls on a Saturday, Sunday or legal holiday, the due date is automatically extended until the next business day that is not itself a legal holiday.

Disaster Area Extensions:

Please note that when a geographical area is designated as a disaster area, due dates will be extended. For more information whether an area has been designated a disaster area and the filing extension dates visit the following websites:

FEMA: https://www.fema.gov/disaster/declarations
IRS: https://www.irs.gov/newsroom/tax-relief-in-disaster-situations

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