“Officers of the legislature and committee chairmen authorized to administer oaths.
“The lieutenant-governor, the president pro tempore of the senate, the secretary of the senate, the speaker of the house of representatives, and the clerk thereof, may administer oaths to the officers of their respective houses, and each shall take the oath of office prescribed by section two hundred and sixty-eight of the constitution. Each of said officers may administer oaths to witnesses before their respective houses, or any committee thereof, and the chairman of the committee of the whole, or of any standing, select, or special committee, or subcommittee of either house, or of any joint committee or subjoint committee, may administer oaths to witnesses before it in any case under examination” (Miss. Code Ann. § 5-1-19).
“Subpoena for witnesses.
“A subpoena requiring the attendance of any witness before either house of the legislature, or a committee thereof, may be issued by the presiding officer or the chairman of any committee before which the attendance of the witness is desired. Such subpoena may be served by any person who might be a witness in the matter of its service, and his affidavit that he delivered a copy to the witness shall be evidence of service” (Miss. Code Ann. § 5-1-21).