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2010 CD-429B Underpayment of Estimated Tax by C Corporations

This form is used by C Corporations to determine if the corporation underpaid estimated tax.

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  • 2010 CD-429B Underpayment of Estimated Tax by C Corporations

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North Carolina Department of Revenue

PO Box 25000
Raleigh, NC 27640-0640
General information: 1-877-252-3052
Individual income tax refund inquiries:
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