Signature Limo strictly adheres to the regulations as codified by the California Public Utilities Commission and as such, has a zero-tolerance drug and alcohol policy for all chauffeurs using the Signature Limo platform to provide service. If you suspect a chauffeur is under the influence of drugs or alcohol, please ask to end the trip immediately, then call 911 or your local non-emergency assistance line. Please also report any violations of this policy to Signature Limo ([email protected]) as well as the California Public Utilities Commission’s Passenger section (1-800-894-9444 and [email protected]). If you want to contact our 24/7 customer care hotline: US +1 407-569-5436