(1) A building certifier who grants a building permit may amend the permit on the application, in writing, of the owner of the land to which the permit relates.
(2) A building certifier who grants a building permit may cancel the permit:
(a) on the application, in writing, of the owner of the land to which the permit relates; or
(b) if the building certifier is satisfied that the permit was obtained by misrepresentation.