(1) The road transport authority may revoke the approval of an approved interlock installer or an approved interlock service provider if the approval holder—
(a) fails to comply with a condition of the approval; or
(b) is no longer eligible for approval under section 73ZO; or
(c) contravenes a provision of this part.
(2) However, the road transport authority may revoke the approval only if—
(a) the authority has given the approval holder written notice of the proposed revocation; and
(b) the notice states––
(i) the reasons for the proposed revocation; and
(ii) that written comments on the proposed revocation may be made to the authority before the end of a stated period of at least 14 days after the day the notice is given to the approval holder; and
(c) the authority has considered any comments made by the approval holder before the end of the stated period.