The Swiss authorities online
If you drive a vehicle, motor boat or recreational craft (such as a rowing boat, pedalo, etc.) with a breath alcohol content of over 0.25mg/l or a blood alcohol content of over 0.05% you can expect to face legal consequences.
If you break road traffic or inland navigation law you face the following proceedings, which are generally separate from one another.
Professional drivers, new drivers, learner drivers, driving instructors and persons accompanying learner drivers may not be under the influence of alcohol (≥ 0.05 mg/l or ≥0.01%).
The law recognises three degrees of seriousness for drink driving offences:
You are also responsible for the investigation and administrative costs incurred.