Section 17 of the Principal Act is amended -

(a) in subsection (1), by the substitution of "this Part, regulations made under section 31 and specifications made under section 31A" for "this Part and regulations made under section 31",

(b) by the insertion of the following subsection after subsection (1):

"(1A) A person in relation to whom a decision-making representation order was made in circumstances where section 38(1)(a) or section 55(4) applied may appoint a co-decision-maker in accordance with this section, and this Part and the regulations and specifications made thereunder shall apply to that appointment with any necessary modifications.",

and

(c) in subsection (3), by the substitution of "this section, regulations made under section 31 and specifications made under section 31A" for "this section and regulations made under section 31".