Section 4 of the Principal Act is amended -

(a) in subsection (1) -

(i) by the substitution of "sections 37" for "sections 37, 85(6)(b)",

(ii) by the substitution of "in which the following persons are residing or carrying on business at the time the application or appeal concerned is made, or have resided at any time during the period of 3 years immediately prior to the making of the application or the lodging of the appeal concerned:" for "in which -", and

(iii) by the substitution of the following paragraphs for paragraphs (a) and (b):

"(a) the relevant person (including a ward) the subject of an application under this Act;

(b) in the case of proceedings under section 15, the decision-making assistant appointer, whose decision-making assistant or decision-making assistance agreement is the subject of an application or appeal under that section;

(c) in the case of proceedings under Part 4, the co-decision-maker appointer, whose co-decision-maker or co-decision-making agreement is the subject of an application or appeal under that Part;

(d) in the case of proceedings under section 46 or 47, the relevant person, whose decision-making representative is the subject of an application or appeal under the section concerned;