<P> In Canada, refusal to blow into a blood alcohol testing device provided by a police officer carries the same penalties as being found guilty of drunk driving . </P> <P> In Republic of Korea, it is crime to drive if one's level of alcohol is . 05% or greater . Police often operates sobriety checkpoints without notice in advance, and it is criminal offense to refuse sobriety test . Driving under influence of alcohol result in suspension or disqualification of driver's license . </P> <P> In British law it is a criminal offence to be drunk in charge of a motor vehicle . The definition depends on such things as being in or near the vehicle, and having access to a means of starting the vehicle's engine and driving it away (i.e., the keys to a vehicle). </P> <P> The UK's drug driving laws were amended in 2015 . The changes included a new roadside testing kit, which could detect the presence of cocaine and cannabis in a suspect's saliva; zero tolerance limits for a number of illegal drugs, Limits were also set for certain prescription medications . The laws, however, did not end the use of the field impairment test, but made them more relevant for determining driver impairment by those drugs that are not now covered by the new legislation, or cannot be identified by the limited use of a device, that currently are only authorised for cannabis and cocaine . </P>

Driving vehicle while under the influence of alcohol per se