Driving/Attempting to Drive with excess alcohol (DR10)
Penalty - Fine - up to Level 5 (�5,000) and/or up to 6 months imprisonment
Mandatory disqualification for at least 12 months for first offence
Mandatory disqualification for at least 3 years for second offence within 10 years.
Being in charge of a motor vehicle with excess alcohol (DR40)
Penalty - Fine - up to Level 4 (�2,500) and/or up to 3 months imprisonment
10 penalty points on your licence
Disqualification is at the discretion of the Court
taken from
http://www.lawontheweb.co.uk/crimedrinkdriving .htm