Mississippi Administrative Code
Title 35 - Department of Revenue
Part 4 - Sales and Use Tax
Subpart 01 - Administrative
Chapter 07 - Sales and Use Tax - Returns, Amended Returns, Credits and Refunds
Section 35-4-01-07-303

If the overpayment can be used within a twelve (12) month period, the Department will allow a credit to be used against the account for future periods as authorized in Miss. Code Ann. Section 27-65-53. Refund claims for an overpayment that cannot be used within a twelve (12) month period will be granted. The determination as to whether the credit can be used within a twelve (12) month period will be based on the amount of tax paid on the account within the twelve (12) months preceding the date the amended return reflecting the claim for overpayment received.