(1) On application by a person for an exemption from the requirement to attend a drug awareness course specified for the person by the road transport authority, the authority must—
(a) grant the exemption; or
(b) refuse to grant the exemption.
(2) The road transport authority must refuse to grant the exemption if satisfied on reasonable grounds that exceptional circumstances do not exist for granting the exemption.
(3) The road transport authority is taken to have refused to grant the exemption if the applicant does not comply with a requirement under section 73P (2).