September 2019 Tax and Compliance Deadlines

Welcome to the fall! The temperatures are falling, the leaves are starting to turn, and you and your clients are most likely getting back to work after summer vacation. Here’s a list of important tax and compliance deadlines for September.

In September, it’s recommended that you:

• Schedule appointments with individual clients for year-end tax planning sessions.
• Remind individual clients of automatic six-month extensions of Oct. 15 filing deadline for 2018 returns.
• File returns for calendar-year corporations and partnerships that obtained automatic extensions.

Key Compliance Dates:

Thursday, Sept. 5 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Aug. 28-30.

Friday, Sept. 6 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Aug. 31-Sept. 3.

Tuesday, Sept. 10 – Tipped employees who received $20 or more in tips during August report them to their employer on Form 4070, Employee’s Report of Tips to Employer.

Wednesday, Sept. 11 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Sept. 4-6.

Friday, Sept. 13 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Sept. 7-10.

Monday, Sept. 16:

• Monthly depositors deposit FICA and withheld income tax for August.
• Individuals and calendar-year corporations pay their third installment of 2019 estimated tax.
• Calendar-year corporations file 2018 income tax return (Form 1120, U.S. Corporation Income Tax Return, and Form 1120S, U.S. Tax Return for an S Corporation), if automatic extension was obtained.
• Partnerships file 2018 Form 1065, U.S. Return of Partnership Income, if an automatic extension was obtained.

Wednesday, Sept. 18 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Sept. 11-13.

Friday, Sept. 20 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Sept. 14-17.

Wednesday, Sept. 25 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Sept. 18-20.

Friday, Sept. 27 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Sept. 21-24.

Intuit® ProConnect™ Resources:

• The September 2019 Calendar with filing deadlines and reminders for you and your clients.
• Key Tax Facts for 2018 and Key Tax Facts for 2019.
• 5 Key Tax Changes for Your Individual Clients in 2018 and Key Tax Developments for 2019.

As always, visit Intuit ProConnect for more information and training resources.

2 responses to “September 2019 Tax and Compliance Deadlines”

1. 

   The due date for Calendar-year C-Corps with extension is October 15, not September 16! Almost had a heart attack until I realized that you were wrong. They get six month extension from April 15.
   • 

     Thank you for your comment. Yes, for C corporations, the extended deadline is October 15th.