"chief executive officer"

(a)	in relation to a bank, means a person who, either alone or jointly with one or more other persons, is responsible under the direct authority of the board of directors of the bank for the conduct of the business of the bank;

(b)	in relation to a branch, means a person who, either alone or jointly, with one or more other persons, is responsible for the conduct of the business of the branch;

[Definition substituted by section 1(b) of Act No. 20 of 2007]