Can I take my dog or other type of pet on the public transport network?

Situations Usable networks Prices for the dog
Small dogs, suitably enclosed in bags or baskets (max. 45 cm), provided that they cannot soil or inconvenience travelers Bus, funicular, metro, RER and tram Free
Guide dogs for the blind or assistance (see specific rules below) Bus, funicular, metro, RER and tram Free
Dogs kept on a lead and muzzled RER and metro Free

Specific rules for guide and assistance dogs

Blind people are not the only ones who need a guide or assistance dog. Indeed, there are many other disabilities (motor, sensory or mental) that require the presence of a dog.