But what exactly are the drink driving limits and how long should you wait after drinking to drive? Car leasing experts, Nationwide Vehicle Contracts, explain how to stay safe on the road after drinking, the penalties for drink-driving and what to do if you suspect someone of drink-driving.
How long should I wait after drinking to drive?
The law states that in England, Wales and Northern Ireland, the alcohol limit for drivers is:
- 80mg of alcohol per 100ml of blood,
- 35mcg per 100ml of breath,
- Or, 107mg per 100ml of urine
Scotland’s limit has differed to the rest of the UK since 2014. Like most of Europe, the limit north of the border is 50mg of alcohol per 100ml of blood, 22mcg of alcohol per 100ml of breath, and 67mg per 100ml of urine. Significantly less than the rest of the UK.
It is important to be aware that reaching this limit is different for everyone. Weight, age, sex and metabolism, whether someone has eaten prior to drinking, the type of alcohol being consumed, even stress levels at the time can impact how much alcohol the body absorbs.
As a general rule, the average adult takes about an hour to process one unit of alcohol.
There is nothing that can be done to speed this up. For example: