33.3. The thing seized or the proceeds of the sale thereof shall be returned to the owner or person who had possession of it(1) after the expiration of 90 days from the date of seizure, unless proceedings have been instituted or an authorization has been granted under section 33.1.1; or
(2) when the authorized person is of opinion, after verification during that time, that no offence against this Act or the regulations has been committed or that the owner or person who had possession of the thing seized has, since the seizure, complied with the provisions of this Act or the regulations.