2018 Q4 Deadlines for Businesses and other Employers
09.17.18 | TAX Chat
Here are some of the key tax-related deadlines affecting businesses and other employers during the fourth quarter of 2018. 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.
- If a calendar-year C corporation that filed an automatic six-month extension:
- File a 2017 income tax return (Form 1120) and pay any tax, interest and penalties due.
- Make contributions for 2017 to certain employer-sponsored retirement plans.
- Report income tax withholding and FICA taxes for third quarter 2018 (Form 941) and pay any tax due. (See exception below under “November 13.”)
- Report income tax withholding and FICA taxes for third quarter 2018 (Form 941), if you deposited on time and in full all of the associated taxes due.
- If a calendar-year C corporation, pay the fourth installment of 2018 estimated income taxes.
If you have questions, you can reach me at firstname.lastname@example.org or contact your Berdon advisor.
Hal Zemel, a Tax Partner at Berdon LLP, has nearly 25 years in public accounting and advises businesses in the real estate, manufacturing, distribution, retail, and advertising business sectors.