1. Prohibition and restriction of entry
                                             
                                           
                                          
                                          
                                             - 
                                                
a) Notification that entry is prohibited for all vehicles shall be given by sign C, 1,
                                                   ‘NO ENTRY’, of which there are two models: C, 1a, and C, 1b.
                                              
                                          
                                          
                                          
                                          
                                          
                                             - 
                                                
c) Notification that entry is prohibited for a certain category of vehicle or road-user
                                                   only, shall be given by a sign bearing as a symbol the silhouette of the vehicles
                                                   or road-users whose entry is prohibited. Signs C, 3a; C, 3b; C, 3c; C, 3d; C, 3e; C, 3f; C, 3g; C, 3h; C, 3i; C, 3j; C, 3k and C, 3l shall have the following meanings:
                                              
                                          
                                          
                                          C, 3a ‘NO ENTRY FOR ANY POWER DRIVEN VERHICLE EXCEPT TWO-WHEELED MOTOR CYCLES WITHOUT SIDE-CAR’
                                          
                                          C, 3b ‘NO ENTRY FOR MOTOR CYCLES’
                                          
                                          C, 3c ‘NO ENTRY FOR CYCLES’
                                          
                                          C, 3d ‘NO ENTRY FOR MOPEDS’
                                          
                                          C, 3e ‘NO ENTRY FOR GOODS VEHICLES’
                                          
                                          The inscription of a tonnage figure, either in a light colour on the silhouette of
                                             the vehicle or, in accordance with Article 8, paragraph 4 of this Convention, on an
                                             additional panel placed below sign C, 3e, shall mean that the prohibition applies only if the permissible maximum mass of
                                             the vehicle or combination of vehicles exceeds that figure.
                                          
                                          C, 3f ‘NO ENTRY FOR ANY POWER DRIVEN VEHICLE DRAWING A TRAILER OTHER THAN A SEMI-TRAILER
                                             OR A SINGLE AXLE TRAILER’
                                          
                                          The inscription of a tonnage figure, either in a light colour on the silhouette of
                                             the trailer or, in accordance with Article 8, paragraph 4, of this Convention, on
                                             an additional panel placed below sign C, 3f, shall mean that the prohibition applies only if the permissible maximum mass of
                                             the trailer exceeds that figure.
                                          
                                          It shall be open to Contracting Parties, in cases where they see fit to do so, to
                                             replace, in the symbol, the silhouette of the rear end of a lorry by that of the rear
                                             end of a private car, and the trailer silhouette by that of a trailer which can be
                                             attached to a private car.
                                          
                                          C, 3g ‘NO ENTRY FOR ANY POWER-DRIVEN VEHICLE DRAWING A TRAILER’
                                          
                                          The inscription of a tonnage figure, either in a light colour on the silhouette of
                                             the trailer or, in accordance with article 8, paragraph 4 of this Convention, on an
                                             additional panel placed below sign C, 3g, shall mean that the prohibition applies only if the permissible maximum mass of
                                             the trailer exceeds that figure.
                                          
                                          C, 3h ‘NO ENTRY FOR VEHICLES CARRYING DANGEROUS GOODS FOR WHICH SPECIAL SIGN PLATING IS
                                             PRESCRIBED’
                                          
                                          To indicate no entry for vehicles carrying certain types of dangerous goods, the sign
                                             C, 3h may be used in conjunction, if necessary, with an additional panel. The information
                                             given on this additional panel specifies that this prohibition applies only to the
                                             carriage of dangerous goods as defined by domestic legislation.
                                          
                                          C, 3i ‘NO ENTRY FOR PEDESTRIANS’
                                          
                                          C, 3j ‘NO ENTRY FOR ANIMAL-DRAWN VEHICLES’
                                          
                                          C, 3k ‘NO ENTRY FOR HANDCARTS’
                                          
                                          C, 3l ‘NO ENTRY FOR POWER DRIVEN AGRICULTURAL VEHICLES’
                                          
                                          NOTE – It shall be open to Contracting Parties to omit from signs C, 3a to C, 3l the red oblique bar joining the upper left quadrant and the lower right quadrant
                                             or, provided that this does not make the symbol less easy to see and understand, not
                                             to interrupt the bar where it crosses the symbol.
                                          
                                          
                                             - 
                                                
d) Notification that entry is prohibited for several categories of vehicle or road user,
                                                   may be given either by displaying as many prohibitory signs as there are prohibited
                                                   classes, or by a single prohibitory sign which shows the silhouettes of the various
                                                   vehicles or road users whose entry is prohibited. Signs C, 4a ‘NO ENTRY FOR POWER DRIVEN VEHICLES’; and C, 4b ‘NO ENTRY FOR POWER DRIVEN VEHICLES OR ANIMAL-DRAWN VEHICLES’ are examples of such
                                                   signs.
                                              
                                          
                                          
                                          Signs showing more than two silhouettes may not be set up outside built-up areas,
                                             and signs showing more than three silhouettes may not be set up in built-up areas.
                                          
                                          
                                          
                                          C, 5 ‘NO ENTRY FOR VEHICLES HAVING AN OVERALL WIDTH EXCEEDING ... METRES’
                                          
                                          C, 6 ‘NO ENTRY FOR VEHICLES HAVING AN OVERALL HEIGHT EXCEEDING ... METRES’
                                          
                                          C, 7 ‘NO ENTRY FOR VEHICLES EXCEEDING ... TONNES LADEN MASS’
                                          
                                          C, 8 ‘NO ENTRY FOR VEHICLES HAVING A MASS EXCEEDING ... TONNES ON ONE AXLE’
                                          
                                          C, 9 ‘NO ENTRY FOR VEHICLES OR COMBINATIONS OF VEHICLES EXCEEDING ... METRES IN LENGTH’