Section 159 of the Principal Act is amended -

(a) by the insertion of the following definition:

"'authorised officer' means a person appointed under section 176B to be an authorised officer;",

and

(b) by the substitution of the following for the definition of "improper conduct":

"'improper conduct', in relation to a personal insolvency practitioner, means -

(a) the commission by the personal insolvency practitioner of an act which renders the personal insolvency practitioner no longer a fit and proper person to carry on practice as a personal insolvency practitioner,

(b) the commission by the personal insolvency practitioner of a material contravention of a provision of this Act or any regulations made thereunder, or

(c) failure by the personal insolvency practitioner to perform his or her functions under this Act in accordance with this Act and any regulations made thereunder.".