Section 905 of the Principal Act is amended, in subsection (2) -

(a) by the substitution of the following paragraph for paragraph (c):

''(c) require changes to and to approve -

(i) the investigation and disciplinary procedures and standards of each prescribed accountancy body, and

(ii) any amendments to the approved investigation and disciplinary procedures and standards of each prescribed accountancy body,'',

and

(b) by the insertion of the following paragraph after paragraph (c):

''(ca) require changes to -

(i) the constitution and bye laws of each prescribed accountancy body, and

(ii) any amendments to the constitution or bye laws of each prescribed accountancy body,''.