Miss. Code Ann. § 25-11-403: Miss. Code Ann. § 25-11-403

Retirement and death benefits shall be provided to participants in the optional retirement program by contribution to annuity contracts, fixed or variable in nature, mutual fund accounts or similar investment products, or a combination thereof, at the option of the participant. The state and the participants shall contribute, in accordance with this article, toward the purchase of benefits under those contracts or accounts, which contracts or accounts shall become the property of the participants.