section 260(4)


260(4) In the absence of evidence to the contrary, where it is proved that a disqualification referred to in paragraph 259(5)(b) has been imposed on a person and that notice of the disqualification has been mailed by registered or certified mail to that person, that person shall, after five days following the mailing of the notice, be deemed to have received the notice and to have knowledge of the disqualification, of the date of its commencement and of its duration.