Miss. Code Ann. § 27-35-41: Miss. Code Ann. § 27-35-41

If the assessor thinks that any person has not given in a correct statement of his credits or choses in action, or any other property, he shall report the same to the board of supervisors, with the grounds of his belief. The board may require such person to produce before it his books or other evidence, and, after full investigation, the board may cause a proper assessment to be made of the choses in action or credits or other property of such person.