Catalog Number 29360J
You may upload a maximum of 10 attachments with this form. File type of attachments must be .pdf, .png or .jpeg. Attachments cannot be larger than 5mb. Combined documents into a single file must be 5mb or less. If you must have more than 10 attachments or any one of them must be over 5 mb, you will need to divide and submit them separately. If unable to do so, complete a second 12661 online form submission with the remaining attachments.
All fields marked with an asterisk (*) are required.
Use the address found on the last audit letter your received.
Enter full middle name.
Enter middle initial.
This value is the maximum character limit for the first name, middle name, and last name fields.
Full name (read only)
Enter the tax year(s) you wish to dispute (up to 6). They will display in the Tax period field on the pdf, each separated by a comma.
Accepts year from 2001 through current tax year. Ex: 2020.
Must be 9 digits without dashes. Ex: 151511953.
Complete a separate dispute for each issue that you disagree with. If you have more than one dispute, click 'Add Dispute' button to get an additional dispute field. Do this for each dispute you wish to input. If you made an error and want to delete a dispute you entered, click the Remove button. If you have more than 10 disputes, you may combine disputes in an entry. If unable to do so, complete a second 12661 online form submission with the remaining disputes.
Enter the issue or adjustment from the original audit.
Enter the reason of disagreement and a brief explanation of new information to support your position.
Enter the disputed amount. Do not enter a dollar sign or commas. ex. 1500.50.
Enter the report amount. Do not enter a dollar sign or commas. ex. 1500.50.
Attach one pdf or image (.png or .jpeg) file with a file size of no more than 5 mb. You may combine documents into a single file of 5mb or less.
You have reached the maximum of 10 disputes and cannot add any additional disputes to this online form. If you have more than 10 disputes, combine the disputes into 10. If unable to do so, complete a second 12661 online form submission with the remaining disputes.
Review your information below. If you need to make changes, you can use the Edit links to go back to previous sections to ensure your information is accurate.