Who work for tips. If you received $20 or more in tips during September, report them to your employer. You can use Form 4070.
October 15
Individuals - If you have an automatic 6-month extension to file your income tax return for 2019, file Form 1040 or Form 1040-SR and pay any tax, interest, and penalties due.
Employers - Nonpayroll withholding. If the monthly deposit rule applies, deposit the tax for payments in September.
Employers - Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in September.
Corporations - File a 2019 calendar year income tax return (Form 1120) and pay any tax, interest, and penalties due. This due date applies only if you timely requested an automatic 6-month extension.
November 2020
During November
Employers - Income tax withholding. Encourage employees to fill out a new Form W-4 for 2021 if they experienced any personal or financial changes. The 2021 revision of Form W-4 will be available on the IRS website by mid-December.
November 2
Employers Social Security, Medicare, and withheld income tax. File Form 941 for the second quarter of 2020. Deposit any undeposited tax. (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.
Certain Small Employers Deposit any undeposited tax if your tax liability is $2,500 or more for 2020 but less than $2,500 for the third quarter.
Employers - Federal Unemployment Tax. Deposit the tax owed through September if more than $500.
November 10
Employees who work for tips. If you received $20 or more in tips during October, report them to your employer. You can use Form 4070.
Employers Social Security, Medicare, and withheld income tax. File Form 941 for the third quarter of 2020. This due date only applies if you deposited the tax for the quarter timely, properly, and in full.
November 16
Employers Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in October.
Employers Nonpayroll withholding. If the monthly deposit rule applies, deposit the tax for payments in October.
December 2020
December 10
Employees who work for tips. If you received $20 or more in tips during November, report them to your employer. You can use Form 4070.
December 15
Corporations Deposit the fourth installment of estimated income tax for 2020. A worksheet, Form 1120-W, is available to help you estimate your tax for the year.
Certain Small Employers Deposit any undeposited tax if your tax liability is $2,500 or more for 2020 but less than $2,500 for the third quarter.
Employers Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in November.
Employers Nonpayroll withholding. If the monthly deposit rule applies, deposit the tax for payments in November.