Mississippi Code Title 71. Labor and Industry § 71-5-363

(1) Contributions unpaid on the date on which they are due and payable shall bear interest at the rate of one percent (1%) per month from and after such date until payment plus accrued interest is received by the department, provided that the department may prescribe fair and reasonable general rules pursuant to which such interest shall not accrue during the first calendar year that any employer is subject to this chapter. Interest collected pursuant to this section shall be paid into the Special Employment Security Administration Fund established by Section 71-5-114.

(2) Notwithstanding the provisions of subsection (1) of this section, the executive director or his or her designee within the department shall have the discretion, subject only to federal laws and regulations, to abate interest accrued on past-due contributions or overpayments, in part or in full, when negotiating the settlements of past-due amounts owed to the agency.