Mississippi Code Title 83. Insurance § 83-29-11

Any person may be admitted to beneficial, or general, or social membership in any society in such manner and upon such showing of eligibility as the laws of the society may provide, and any beneficial member may direct any benefit to be paid to such person or persons, entity, or interest as may be permitted by the laws of the society. No beneficiary shall have or obtain any vested interest in the said benefit until the same has become due and payable in conformity with the provisions of the contract of membership, and the member shall have full right to change his beneficiary, or beneficiaries, in accordance with the laws, rules, and regulations of the society.