Miss. Code § 37-135-3
The States of Delaware and West Virginia are hereby approved by the State of Mississippi for admission into the southern regional education compact to which the State of Mississippi became a party with the States of Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Maryland, North Carolina, Oklahoma, South Carolina, Tennessee, Texas, and Virginia on April 13, 1948, under the provisions of Section 37-135-1, said section being Chapter 284, Laws of Mississippi of 1948, as amended and further amplified by Chapter 383, Laws of Mississippi of 1950, approved April 18, 1950. The admission of the States of Delaware and West Virginia to the southern regional education compact shall become effective upon the approval of their respective legislatures and their respective governors and upon the approval of their admission by the other states who are parties to the compact.
Miss. Code § 37-135-3