Miss. Code Ann. § 73-3-313: Miss. Code Ann. § 73-3-313

The complaint counsel shall immediately investigate the complaint; and upon completion of his investigation, excluding the investigatory hearing, he shall inform the accused attorney that a complaint has been filed against him and that he is under investigation, advise the accused attorney of the general nature of the charges, furnish him a copy of the complaint and any evidence supporting it, afford the accused attorney a hearing, and advise the attorney of the time and place of such hearing. Communications and notices to the accused attorney shall be transmitted by registered or certified mail, return receipt requested, and marked “Deliver to Addressee Only.”