The Director in Charge of Veterinary Services may notify inoculation of with a rabies vaccine approved by the Director of dogs to take place in any area to which these Regulations apply or in any part of such area. Every person having, within an area to which a notification given under regulation 3 applies, the ownership, custody or control of any dog:(a) which has not been inoculated; or (b) which has been inoculated on attaining the age of three months but which has not been re-inoculated afte