(1) After the expiration of six months from the date on which an abatement order was made and from time to time, the authority or the responsible person may, after having given the responsible person or the authority, as the case may be, seven days’ written notice of his intention to do so, apply in the prescribed form to the housing court for the abatement order to be varied or revoked.
(2) Upon an application made in terms of subsection (1), the housing court may, after having taken into account the representations, if any, of the authority and the responsible person—
(a) if it considers that the circumstances in which the abatement order was made have since changed, vary or revoke the abatement order; or
(b) refuse the application.