UCI CYCLING REGULATIONS  1.3.067 The world champion shall be entitled to have advertising matter placed on his jersey from  the day following the official ceremony.  1.3.068 National champions must wear their jersey in all events in the discipline, speciality and  category in which they won their title and no other event until the evening of the day  before the commencement of the next edition of the national championships of said  discipline, speciality and category.  1.3.069 The specificities concerning the design of the national champion jersey are described in  the “UCI jerseys visual guidelines” brochure available on the UCI website. The wearer of a national champion's jersey shall be entitled to match the colour of his  shorts to that of the jersey.  Before production, the national champion jersey design (colours, flag, drawing)  reproduced by the titled rider must be approved by the concerned national federation  and must respect the latter’s dispositions.  Each national federation must have its national champion jersey design registered by the  UCI, for each discipline, at least 21 days before the national championships of the  discipline in question.  (text modified on 01.01.99; 01.01.04; 01.01.05; 01.01.06; 01.10.10; 01.01.13; 01.01.15;  01.07.17; 22.10.18; 01.01.19; 23.10.19; 12.06.20)  The national champion jersey must be worn whenever a rider is engaged in activities on  the track, awards ceremonies, press conferences, television interviews, autograph  sessions and other occasions which require a good presentation.  (N) When he no longer holds the title of national champion, a rider can wear piping in  national colours on the collar and cuffs of his jersey and shorts as per the technical  specifications determined by the national federation. However, he can wear such a jersey  only in events of the discipline, speciality and category in which he won the title and in  no other event; nevertheless, former individual time trial national champion is authorised  to use piping in national colour on his time trial skinsuit for individual time trial and team  time trial events.  In Madison track races if one of the teammates is not national champion, then both riders  shall wear the same team jersey. In a six-day event, only madison national champions  must wear the jersey even if they are not paired together.  The national champion in the individual time trial is not authorised to wear the distinctive  national champion’s jersey during team time trial events.  § 7  National champion's jersey  The exact location of advertising space is defined in the “UCI jerseys visual guidelines”  brochure provided by the UCI to each national federation of which a rider becomes world  champion, respectively published on the UCI website.  The wearer of the world champion's jersey shall be entitled to match the colour of his  shorts to that of the jersey.  (text modified on 01.01.01; 01.10.10; 12.06.20; 08.02.21)  E0221  GENERAL ORGANISATION OF CYCLING AS A SPORT  80 