--- title: "2017 Q4 tax calendar: Key deadlines for businesses and other employers" description: Key tax-related deadlines affecting businesses and other employers during the fourth quarter of 2017. image: https://blog.frazerllp.com/hubfs/Tax%20time.jpg --- - [![Frazer, LLP. Certified Public Accountants and Consultants](http://frazerllp.com/wp-content/uploads/2015/04/header-logo-frazer.jpg)](http://frazerllp.com) - [Client Portal](http://70061.netlinksolution.com) | - - - - [![Frazer LLP](http://frazerllp.com/wp-content/uploads/2015/04/header-logo-frazer.jpg "Frazer LLP")](http://www.frazerllp.com) - [Home](http://frazerllp.com/) - [About](http://frazerllp.com/about/) - [Our People](http://frazerllp.com/about/our-people/) - [Moore Stephens](http://frazerllp.com/about/moore-stephens/) - [Services](http://frazerllp.com/services/) - [Assurance](http://frazerllp.com/services/assurance/) - [Tax](http://frazerllp.com/services/tax/) - [Asset Accumulation & Preservation](http://frazerllp.com/services/asset-accumulation-preservation/) - [Consulting](http://frazerllp.com/services/consulting/) - [Industries](http://frazerllp.com/industries/) - [Agriculture](http://frazerllp.com/industries/agriculture/) - [Asian Services](http://frazerllp.com/industries/asian-services/) - [Construction & Engineering](http://frazerllp.com/industries/construction-and-engineering/) - [Dairy](http://frazerllp.com/industries/dairy/) - [Manufacturing & Distribution](http://frazerllp.com/industries/manufacturing-and-distribution/) - [Real Estate](http://frazerllp.com/industries/real-estate/) - [Resources](http://frazerllp.com/resources/) - [E Newsletters](http://frazerllp.com/resources/e-newsletters/) - [Dairy Farm Operating Trends](http://frazerllp.com/resources/dairy-farm-operating-trends/) - [Careers](http://frazerllp.com/about/careers/) - [Contact](http://frazerllp.com/contact/) - [Blog](https://blog.frazerllp.com) # [2017 Q4 tax calendar: Key deadlines for businesses and other employers](https://blog.frazerllp.com/2017-q4-tax-calendar-key-deadlines-for-businesses-and-other-employers) ![Tax time.jpg](https://blog.frazerllp.com/hs-fs/hubfs/Tax%20time.jpg?width=3865&name=Tax%20time.jpg "Tax time.jpg") - [Tweet](https://twitter.com/share) ![Jane_Warren-resized.jpg](https://blog.frazerllp.com/hs-fs/hubfs/Jane_Warren-resized.jpg?width=100&height=150&name=Jane_Warren-resized.jpg)Here are some of the key tax-related deadlines affecting businesses and other employers during the fourth quarter of 2017. Keep in mind that this list isn’t all-inclusive, so there may be additional deadlines that apply to you. [**Contact us**](https://info.frazerllp.com/minimize-tax-liability-with-frazer-cpas) to ensure you’re meeting all applicable deadlines and to learn more about the filing requirements. **October 16** - - If a calendar-year C corporation that filed an automatic six-month extension: **October 31** - - Report income tax withholding and FICA taxes for third quarter 2017 (Form 941) and pay any tax due. (See exception below.) **November 13** - - Report income tax withholding and FICA taxes for third quarter 2017 (Form 941), if you deposited on time and in full all of the associated taxes due. **December 15** - - If a calendar-year C corporation, pay the fourth installment of 2017 estimated income taxes. Topics: [Tax](https://blog.frazerllp.com/topic/tax) ### Subscribe to Email Updates ### Recent Posts ### Popular Posts # Contact Information 2400 E. Katella Ave., Suite 900 Anaheim, CA 92806 [Get Directions](https://www.google.com/maps/place/2400+E+Katella+Ave,+Anaheim,+CA+92806/@33.8066853,-117.8873673,16z/data=!4m5!3m4!1s0x80dcd79ee99bf0a1:0x50f998f0f1c58921!8m2!3d33.8045502!4d-117.8823462) [714.990.1040](tel:714-990-1040)    [714.671.1041](tel:714-671-1041) 2250 W. Main Street Visalia, CA 93291 [Get Directions](https://www.google.com/maps/dir/''/2250+W+Main+St,+Visalia,+CA+93291/@36.330045,-119.3184008,17z/data=!3m1!4b1!4m8!4m7!1m0!1m5!1m1!1s0x80952f57cac752fd:0x7444b74631c07e4!2m2!1d-119.316255!2d36.330045) [559.732.4135](tel:559-732-4135)    [559.732.7140](tel:559-732-7140)