Follow the steps to fill out the Anl 661 form online.

1. Click ‘Get Form’ button to access the Anl 661 document and open it in your preferred editor.
2. Enter your social security number in the designated field.
3. Fill in your last name, followed by your first name and initial. If you are filing a joint return, provide your spouse's first name and initial where indicated.
4. Input your spouse's social security number and last name in the appropriate fields.
5. Provide your current address, including the number and street. If applicable, enter your P.O. box number.
6. Complete the apartment number, city or town, state, and ZIP code sections.
7. If your address has changed since your last tax return, check the corresponding box.
8. Fill in your phone number and any necessary extension.
9. Indicate the name of your bank or financial institution, as well as the best time to contact you.
10. Input your employer's name, followed by their address and contact details.
11. Specify the tax year for which you are making this request, following the format shown.
12. Enter the total amount you owe as stated on your tax return.
13. If applicable, state the amount of any payment you are submitting with your tax return.
14. Provide the monthly payment amount you will make, ensuring that the total balance can be paid off in no more than twelve equal installments.
15. Review all entries for accuracy and completeness.
16. Once finalized, save your changes and choose to download, print, or share the completed form as needed.

Complete your Anl 661 form online today for hassle-free tax management.