Without limiting when a person participates in a decision, in this chapter, a reference to a councillor of a local government, or other person, participating in a decision includes a reference to the councillor or other person—
(aa) if the councillor or other person is wholly or partly responsible for making the decision—considering or discussing the matter to which the decision relates before the decision is made; and
(a) considering, discussing or voting on the decision in a local government meeting; and
(b) considering or making the decision under—(i) an Act; or(ii) a delegation; or(iii) another authority.