If you are unable to revise an existing installment agreement online, call us at 800-829-1040 (individual) or 800-829-4933 (business).
Taxpayers can modify most existing installment agreements using the Online Payment Agreement application. At this time, taxpayers cannot make changes to existing direct debit installment agreements online.
Setting up the payment plan Calculate the total amount due and the payment schedule. Determine the payment amounts, due dates and payment method. Write the agreement, detailing the payment plan. Include the date of the agreement and the parties involved. Get both parties to sign the agreement.
Form 9465 can be included electronically with an e-filed return or paper-filed. When filing a paper return, complete Form 9465, attach it to the front of your client's return before mailing. They should receive a response to the request for installment payments within 30 days.
You can send Form 9465 with the e-return, but the IRS must still approve the installment agreement form.
If you mail Form 9465, the IRS will respond to your request typically within 30 days but it may take longer during filing season. Installment agreements by direct debit and payroll deduction enable you to make timely payments automatically and reduce the possibility of default.
About Form 9465, Installment Agreement Request. Internal Revenue Service.