Miss. Code Ann. § 41-39-107

Subject to Section 41-39-115 , an anatomical gift of a donor's body or part may be made during the life of the donor for the purpose of transplantation, therapy, research, or education in the manner provided in Section 41-39-109 by: (1) The donor, if the donor is an adult or if the donor is a minor and is: (A) Emancipated; or (B) Authorized under state law to apply for a driver's license because the donor is at least eighteen (18) years of age; (2) An agent of the donor, unless the power of attorney for health care or other record prohibits the agent from making an anatomical gift; (3) A parent of the donor, if the donor is an unemancipated minor; or (4) The donor's guardian.