“..the condition is not simply that the applicant is a fit and proper person to be a driving instructor, it is that he is a fit and proper person to have his name entered in the register. Registration carries with it an official seal of approval…It seems to me that the maintenance of public confidence in the register is important. For that purpose, the Registrar must be in a position to carry out his function of scrutiny effectively, including consideration of the implications of any convictions of an applicant or a registered ADI. This is why there are stringent disclosure requirements.”