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2019 Q4 tax calendar: Key deadlines for businesses and other employers

Posted by Admin Posted on Sept 11 2019

Here are a few key tax-related deadlines for businesses and other employers during Quarter 4 of 2019. OCT. 15: If a calendar-year C corp. that filed an extension, file a 2018 income tax return. OCT. 31: Report income tax withholding and FICA taxes for Q3 2019 (unless eligible for Nov. 12 deadline). DEC. 16: If a calendar-year C corp., pay the fourth installment of 2019 estimated income taxes. Contact us for more about the filing requirements and to ensure you’re meeting all applicable deadlines.