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October 2017 Business Due Dates

October 2017 Business Due Dates

October 2 –  Fiduciaries of Estates and Trusts

File a 2016 calendar year return (Form 1041). This due date applies only if you were given an extension of 5 ½ months. If applicable, provide each beneficiary with a copy of K-1 (Form 1041) or a substitute Schedule K-1.

October 15 – Taxpayers with Foreign Financial Interests 

If you received a 6-month extension of time to report your foreign financial accounts to the Department of the Treasury, this is the due date for Form FinCEN 114.

October 16 – Social Security, Medicare, and withheld income tax 

If the monthly deposit rule applies, deposit the tax for payments in September. 

October 16 – Nonpayroll Withholding 

If the monthly deposit rule applies, deposit the tax for payments in September.

October 31 –  Social Security, Medicare, and Withheld Income Tax 

File Form 941 for the third quarter of 2017. Deposit or pay any undeposited tax under the accuracy of deposit rules. If your tax liability is less than $2,500, you can pay it in full with a timely filed return. If you deposited the tax for the quarter in full and on time, you have until November 10 to file the return.

October 31 –  Certain Small Employers

Deposit any undeposited tax if your tax liability is $2,500 or more for 2017 but less than $2,500 for the third quarter.

October 31 –  Federal Unemployment Tax

Deposit the tax owed through September if more than $500.

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