Get Answers Support Tax Filings & Payments 94x Forms 943, 944, 945 When is the deadline for Form 943? Last modified 3/31/2023 8:24:31 AM EST Form 943 is due by January 31st each year (paper or electronic filing). However, if you paid all your taxes owed for the year with timely deposits, you can file your return until February 10, 2025. Note: If the Form 943 due date falls on a Federal holiday or weekend, the next business day will be the due date. Was this helpful? Yes No Related Questions What is Form 943? What is the reconciliation of Form 943 to Forms W-2 and W-3? How to file Form 943 in TaxBandits? What Information is Required to Electronically File IRS Form 943? Go to Home Page Need more help? Get in touch with our dedicated support team Contact Us (704) 684-4751 support@taxbandits.com Sign Up for a FREE TaxBandits Account! The Smart CPA Choice Register Now Already have an account? Sign in