21 C.F.R. § 21.75 Rights of legal guardians.
Title 21 - Food and Drugs
For the purposes of this part, the parent of any individual who is a minor or the legal guardian of any individual who has been declared to be incompetent due to physical or mental incapacity or age by a court of competent jurisdiction may act on behalf of the individual.
Title 21: Food and Drugs
PART 21—PROTECTION OF PRIVACY
Subpart G—Disclosure of Records in Privacy Act Record Systems to Persons Other Than the Subject Individual
§ 21.75 Rights of legal guardians.