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FAQ

Due Dates for Tax Filing of 2017

Form 1040 – Individual Income Tax Return

April 17, 2018

Form 1065 – Return of Partnership Income

Due the 15th day of the third month following the close of the tax year (for 2017: March 15, 2018)

Form 1120 – Corporation Income Tax Return

Due the 15th day of the fourth month following the close of its tax year (for 2017: April 17, 2018)

Form 1120 S – Income Tax Return for an S Corporation

Due the 15th day of the third month following the close of its tax year (for 2017: March 15, 2018)

Extended Form 1040 – Individual Income Return

The extended deadline is six months (for 2017: October 15, 2018)

Extended Form 1065 – Return of Partnership Income

The extended deadline is six months (for 2017: September 15, 2018)

Extended Form 1120 – Corporation Income Tax Return

The extended deadline is six months (for 2017: September 15, 2018)

Extended Form 1120 S – Income Tax Return for an S Corporation

The extended deadline is six months (for 2017: September 15, 2018)

Form 1040 ES – Individual Estimates

First Installment: April 17, 2018
Second Installment: June 15, 2018
Third Installment: September 17, 2018
Fourth Installment: January 15, 2019

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