20 C.F.R. § 401.200
(b) Definitions. State means the 50 States, the District of Columbia, the Commonwealth of Puerto Rico, the Virgin Islands, Guam, the Commonwealth of Northern Marianas, and the Trust Territory of the Pacific Islands.
Authorized person means—
(2) Any entity engaged in the acceptance of blood donations which is licensed or registered by the Food and Drug Administration in connection with the acceptance of such blood donations, and which provides for—
Related blood donor records means any record, list, or compilation established in connection with a request for address information which indicates, directly or indirectly, the identity of any individual with respect to whom a request for address information has been made pursuant to the rules in this part.
(d) Request for address of blood donor. An authorized person who has been unable to locate a blood donor at the address he or she may have given at the time of the blood donation may request assistance from the State agency which has arranged with us to participate in the Blood Donor Locator Service. The request to the Blood Donor Locator Service must—
(g) Safeguards to ensure confidentiality of blood donor records. We will require assurance that authorized persons have established and continue to maintain adequate safeguards to protect the confidentiality of both address information received from the Blood Donor Locator Service and related blood donor records. The authorized person must, to the satisfaction of the Secretary—