Miss. Code Ann. § 73-3-47: Miss. Code Ann. § 73-3-47

If the partner in the practice of law of any justice court judge shall appear before such justice court judge of his district, as attorney or counsel in any case, civil or criminal, or in any appeal from the judgment of such officer, or in any certiorari to such officer, he shall be guilty of a misdemeanor and, on conviction, shall be fined not more than Five Hundred Dollars ($500.00), or be imprisoned not more than six (6) months, or both.