Section 136B of the Principal Act is amended as follows:

(a) by omitting subsection (1) and substituting the following subsection:

(1)  A council, on its own volition or on application by a person who is registered as a supplier of water from a private water source, may vary the registration by omitting, adding, substituting or amending any condition of the registration.

(b) by inserting in subsection (2) "and any relevant guidelines" after "health" ;

(c) by inserting in subsection (4)(a) "of the decision to vary the registration" after "review" ;

(d) by inserting in subsection (4)(b) "of the decision to vary the registration" after "a review" .