Electronic Funds Withdrawal (EFW) is an integrated e-file/e-pay option offered when filing your federal taxes using tax preparation software or through a tax professional. The table below shows the types of individual taxes that can be paid this way. For information about the tax forms in the table, visit Download IRS Forms and Instructions. Additional Information Tax Type Tax Year Additional Information Form 1040 series Current Year (2020) Prior Year (2018 - 2019) Form 1040-ES estimated tax Current Year 2020 (Quarters due April 15, 2021, June 15, 2021, Sept. 15, 2021 and Jan. 15, 2022) Up to 4 quarters (1 per quarter) may be submitted with a 1040 series return or extension (2350 or 4868), but not both. Example, if the June 15, 2020 quarter is submitted with the 4868, it should not be resubmitted with the 1040 even if the one submitted with the 4868 was cancelled. Form 2350 Current Year (2020) Form 4868 Current Year (2020) For general information on EFW visit Pay Taxes by Electronic Funds Withdrawal. For information on other electronic payment options visit Electronic Payment Options Home Page.