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2019 Q3 tax calendar: Key deadlines for businesses and other employers

Here are some of the key tax-related deadlines affecting businesses and other employers during the third quarter of 2019. Keep in mind that this list isn’t all-inclusive, so there may be additional deadlines that apply to you. Contact us to ensure you’re meeting all applicable deadlines and to learn more about the filing requirements.

July 31

  • Report income tax withholding and FICA taxes for the second quarter of 2019 (Form 941) and pay any tax due. (See the exception below, under “August 12.”)

  • File a 2018 calendar-year retirement plan report (Form 5500 or Form 5500-EZ) or request an extension.

Earlier Event: June 17
Tax Notice
Later Event: August 12
Tax Notice