21.1—(1) This Part—
(a)contains special provisions which apply in proceedings involving children and patients; and
(b)sets out how a person becomes a litigation friend.
(2) In this Part—
(a)“child” means a person under 18; and
(b)“patient” means a person who by reason of mental disorder within the meaning of the Mental Health Act 1983(1) is incapable of managing and administering his own affairs.
(Rule 6.6 contains provisions about the service of documents on children and patients)
(Rule 48.5 deals with costs where money is payable by or to a child or patient)