Corporate Federal Audit Adjustments

PO Box for Corporate Federal Audit Adjustments

A corporation that has received final adjustments resulting from Internal Revenue Service audits must submit copies of the "final determinations of the federal audit" within 180 days of the conclusion of the federal audit. Remember to use the corresponding amended form for the tax year(s) of the federal audit (shown below) and attach the entire Revenue Agent's Report (RAR).  

The information should be submitted to the following address:

Failure to submit the required amended form(s) to the above PO Box will result in delays in processing refunds requested on amended returns.