If the Competent Authority –

(a) refuses to grant an exemption to a person or a class of persons; or

(b) cancels an exemption granted to a person or a class of persons; or

(c) grants an exemption to a person or a class of persons subject to conditions; or

(d) varies or cancels conditions to which an exemption granted to a person or a class of persons is subject or imposes new conditions –

the person or a representative of the class of persons may apply for a review of the decision as prescribed.