The law does not allow someone who has a previous conviction for drunken driving from obtaining a PRDP for 5 years from the conviction date.

Reg 117.   Disqualification from obtaining professional driving permit

A professional driving permit shall not be issued by a driving licence testing centre—

(a)      unless the applicant is in possession of a valid driving licence for a motor vehicle in respect of which the permit is applied for;

(aA)    unless, in the case of an application for a category “P” and “D” professional driving permit, the applicant is of the age of 21 years and 25 years, respectively, or over;

(b)      unless a registered medical practitioner or occupational health practitioner has examined the applicant to determine whether or not he or she is disqualified from driving a motor vehicle as contemplated in section 15 (1) ( f ) of the Act, and has certified the applicant to be medically fit on form MC as shown in Schedule 2 not more than 2 months prior to the date of the application;

(c)      if the applicant has, within a period of five years prior to the date of application, been convicted of or has paid an admission of guilt on –

(i)    driving a motor vehicle while under the influence of intoxicating liquor or a drug having a narcotic effect;

(ii)    driving a motor vehicle while the concentration of alcohol in his or her blood or breath exceeded a statutory limitation;

(iii)   reckless driving; or

(iv)    in the case of an application for a category “P” and “D” permit, an offence of which violence was an element;

(d)      during any period for which a professional driving permit or driving licence held by the applicant has been suspended or if such permit or licence has been cancelled; or

(e)      unless, from a date to be determined by the Minister by notice in the Gazette, the applicant for a category “D” permit holds a certificate obtained from an approved training body as contemplated in regulation 280, not more than 6 months prior to the date of application.