Miss. Code Ann. § 27-35-305: Miss. Code Ann. § 27-35-305

If any company, corporation, firm or person, who is required by law to render schedules of its, their or his property to the Department of Revenue, as provided by Section 27-35-303, Mississippi Code of 1972 , for the purposes of assessment for taxation, shall fail, refuse or neglect to render the schedules, as required, the Department of Revenue may impose on such company, corporation, firm or person a penalty of ten percent (10%) of the assessment as computed by the department, and in case of such failure, refusal or neglect, the department shall make out such schedules from the best information obtainable.