(1) A person who has made a WHS undertaking may at any time, with the written agreement of the regulator:
(a) withdraw the undertaking; or
(b) vary the undertaking.
(2) However, the provisions of the undertaking cannot be varied to provide for a different alleged contravention of the Act.
(3) The regulator must publish, on the regulator's website, notice of the withdrawal or variation of a WHS undertaking.