Miss. Const. art. 4, § 46
The members of the Legislature shall severally receive from the State Treasury compensation for their services, to be prescribed by law, which may be increased or diminished; but no alteration of such compensation of members shall take effect during the session at which it is made.
SOURCES: 1817 art III § 25; 1832 art III § 25; 1869 art IV § 20.