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New 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).  

​2004 & prior:
Form 720X (41A720-S1)
​2005 & 2006:
​Form 720-AM (41A720-S2)
​2007 & 2008:
Form 720-AM (41A720-S3)
​2009 to 2017:
Form 720 (41A720)
Check the appropriate box.​

The information should be submitted to the following address:

Corporate Governmental Program Section
P O Box 1074, Station 68
Frankfort, KY 40602-1074

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


The Kentucky Department of Revenue conducts work
under the authority of the Finance and Administration Cabinet.