22. The Commission may refuse to issue a trucking licence until five years have elapsed after the date on which the applicant or a person referred to in section 21(1) was convicted of or pleaded guilty to an offence against this Act or any of the regulations hereunder and for which he has not obtained a pardon; or
(2) finished serving his sentence or, as the case may be, began his probation period in the case of an indictable offence connected with the operation of a transportation service or the driving of a road vehicle, and punishable by a term of imprisonment of five years or over and for which he has not obtained a pardon.