53.—Section 20 (definitions) of the Act of 2000 is amended by substituting the following definition for the definition of “complainant”:
“‘complainant’ means—
(a) a person referred to in section 21(1), or
(b) where such a person is unable, by reason of an intellectual or psychological disability, to pursue effectively a claim for redress under this Part, his or her parent, guardian or other person acting in place of a parent;”.