September 2017 tax compliance calendar

As an individual or business, it is your responsibility to be aware of and to meet your tax filing/reporting deadlines. This calendar summarizes important federal tax reporting and filing data for individuals, businesses and other taxpayers for the month of September 2017.

September 1

Employers. Semi-weekly depositors must deposit employment taxes for Aug 26–Aug 29.

September 7

Employers. Semi-weekly depositors must deposit employment taxes for Aug 30–Sep 1.

September 8

Employers. Semi-weekly depositors must deposit employment taxes for Sep 2–Sep 5.

September 11

Employees who work for tips. Employees who received $20 or more in tips during August must report them to their employer using Form 4070.

September 13

Employers. Semi-weekly depositors must deposit employment taxes for Sep 6–Sep 8.

September 15

Employers. For those to whom the monthly deposit rule applies, deposit employment taxes and nonpayroll withholding for payments in August.

Corporations. Corporations deposit the third installment of estimated tax for 2017.

Individuals. Individuals deposit the third installment of 2017 estimated tax.

Corporations. Corporations and S corporations with 6-month extensions file 2016 Forms 1120 and 1120S and pay tax due.

Partnerships. Partnerships with 5-month extensions file 2016 Form 1065.

September 16

Employers. Semi-weekly depositors must deposit employment taxes for Sep 9–Sep 11.

September 18

Employers. Semi-weekly depositors must deposit employment taxes for Sep 12–Sep 15.

September 23

Employers. Semi-weekly depositors must deposit employment taxes for Sep 16–Sep 18.

September 25

Employers. Semi-weekly depositors must deposit employment taxes for Sep 19–Sep 22.

September 30

Employers. Semi-weekly depositors must deposit employment taxes for Sep 23–Sep 25.

October 1

Employers. Semi-weekly depositors must deposit employment taxes for Sep 26–Sep 29.

October 7

Employers. Semi-weekly depositors must deposit employment taxes for Sep 30–Oct 2.