September 2018 Tax and Compliance Deadlines

Tax Law and News fall

Happy September. This is your monthly summary of important tax and compliance deadlines for your review.

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. 6 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Aug. 29-31.

Friday, Sept. 7 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Sept. 1-4.

Monday, Sept. 10 – Tipped employees who received $20 or more in tips during August report them to the employer on Form 4070.

Wednesday, Sept. 12 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Sept. 5-7.

Friday, Sept. 14 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Sept. 8-11.

Monday, Sept. 17

  • Monthly depositors deposit FICA and withheld income tax for August.
  • Individuals and calendar-year corporations pay third installment of 2017 estimated tax.
  • Calendar-year corporations file 2017 income tax return (Form 1120 for C corporations; 1120S for S corporations) if automatic extension was obtained.
  • Partnerships file 2017 Form 1065 if automatic extension was obtained.

Wednesday, Sept. 19 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Sept. 12-14.

Friday, Sept. 21 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Sept. 15-18.

Wednesday, Sept. 26 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Sept. 19-21.

Friday, Sept. 28 – Semiweekly depositors deposit FICA and withheld income tax on wages paid on Sept. 22-25.

Intuit® ProConnect™ Resources:

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

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