UCI CYCLING REGULATIONS  responsible for neutral vehicles and the services of public order, to coordinate their  respective tasks and to take note of the specific characteristics of the event and safety  measures as concern their own fields.  For world cup cyclo-cross events, the meeting must take place the day prior to the start  of competition.  For mountain bike events at the world championships, World Cups, continental  championships, hors classe stage races and class 1 stage races, the meeting must take  place the day before the start of competitions.  (text modified on 01.01.04; 01.01.05; 01.01.06; 01.01.08; 01.01.09; 01.10.13; 01.01.15;  01.01.16; 01.01.18)  1.2.088 At the meeting, the commissaires shall reiterate the applicable provisions of the  regulations, especially those relating to the specific characteristics of the race. The  organiser shall announce any specific legal provisions that may be applicable, e.g. in  connection with doping.  The meeting shall take the form determined for that purpose by the UCI.  (text modified on 01.01.04; 01.01.05)  § 5  Entry check  1.2.089 The organiser shall provide the commissaires' panel in due time with a list of riders who  have entered for the race and who have been confirmed as titular riders or reserve riders  (entry list).  1.2.090 Before the team managers' meeting as per article 1.2.087, the team manager - or his  representative - must confirm the identity of the riders who will be starting to the  commissaires' panel by signing the entry form (art. 1.2.050) and clearly highlighting the  names of starting riders. The commissaires' panel shall check the licences of these riders  and ensure that they are included on the list of entrants.  1.2.091 A rider whose licence has been checked shall receive his identification number(s).  (text modified on 01.01.02)  Riders confirmed as starters can no longer be substituted, without prejudice to  provisions of the UCI Regulations providing otherwise.  The commissaires' panel shall also check authorisations to participate from the national  federation required under article 1.2.052.  The operations above must be organised such that they are completed at the latest by  15 minutes before the team managers' meeting.  (text modified on 01.01.02; 01.01.04; 01.01.05, 01.05.16; 01.05.17; 01.01.18)  (text modified on 01.01.04; 01.01.05)  E0221  GENERAL ORGANISATION OF CYCLING AS A SPORT  40 