Miss. Code § 43-3-79
If at any time during the continuance of assistance the recipient thereof becomes possessed of any property or income in excess of the amount stated in the application provided for in Section 43-3-63, it shall be the duty of the recipient immediately to notify the county department of the receipt or possession of such property or income and the county department may, after investigation, either cancel the assistance or alter the amount thereof in accordance with the circumstances. Any assistance paid after the recipient has come into possession of such property or income and in excess of his need shall be recoverable by the county as a debt due to the state and the federal government in proportion to the amount of the assistance paid by each respectively.
Miss. Code § 43-3-79