You'd better believe that the legalese types will use any and all definitions interchangeably and for maximum benefit to self.
Definition of person
1 : human, individual —sometimes used in combination especially by those who prefer to avoid man in compounds applicable to both sexes
chairperson
spokesperson
2 : a character or part in or as if in a play : guise
3 a : one of the three modes of being in the Trinitarian Godhead as understood by Christians
b : the unitary personality of Christ that unites the divine and human natures
4 a archaic : bodily appearance
b : the body of a human being; also : the body and clothing
unlawful search of the person
5 : the personality of a human being : self
6 : one (such as a human being, a partnership, or a corporation) that is recognized by law as the subject of rights and duties
7 : reference of a segment of discourse to the speaker, to one spoken to, or to one spoken of as indicated by means of certain pronouns or in many languages by verb inflection