October 2021 Business Due Dates

Author: AAP Accounting, Tax And Payroll Services | Aug 01, 2021 | Categories: Accountant , Accounting Firm , Accounting Services , Audit Assistance , Bookkeeping Services , Budget Preparation , Business Accounting , Business Advisor , Business Advisory Services , Business Consulting , Certified Public Accountant , Financial Planning , IRS Enrolled Agent , IRS Tax Problems , Job Costing , Payroll Services , QuickBooks Set-Up , Remote Accounting , Small Business Accounting , Tax Filing , Tax Planner , Tax Planning , Tax Preparation , Tax Preparer , Tax Professional , Virtual Bookkeeping , Virtual Tax Preparation

Blog by AAP Accounting, Tax and Payroll Services

October 15 - Corporations

File a 2020 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 by April 15.

October 15 - Social Security, Medicare and withheld income tax

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

October 15 - Nonpayroll Withholding

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

Printable PDF