Driving under the influence is a serious offence, and the consequences of a drink driving conviction in Northern Ireland can be life-altering. From an immediate driving ban to a permanent criminal record and the potential loss of employment, the stakes are incredibly high.
As a firm with extensive experience in road traffic law, McPartland & Sons Solicitors provides this essential guide to help you understand the current laws and the legal process if you are charged.
The Legal Drink Driving Limit in Northern Ireland
Many motorists are surprised to learn that the drink driving limit in Northern Ireland is currently higher than in Scotland and most of Europe. However, it is vital to remember that alcohol affects everyone differently based on weight, age, and metabolism.
Measure Legal Limit in Northern Ireland
Breath 35 micrograms of alcohol per 100ml
Blood 80 milligrams of alcohol per 100ml
Urine 107 milligrams of alcohol per 100ml
Important Update: Under the new UK Road Safety Strategy 2026, there are ongoing consultations to lower these limits. The safest advice remains: if you are driving, do not drink at all.
Immediate Consequences of an Arrest
If the PSNI suspects you of drink driving in Northern Ireland, the process begins immediately:
- The Roadside Breath Test: Refusing to provide a sample without a “reasonable excuse” is an offence in itself and can lead to the same penalties as a failed test.
- Detention: You will be taken to a police station for an evidentiary breath test using a larger, more accurate machine.
- Vehicle Seizure: Your vehicle may be impounded, leading to recovery fees and further inconvenience.
Penalties for a Drink Driving Conviction
If you are found guilty of driving or attempting to drive while above the legal limit, the court can impose severe sanctions:
- Mandatory Disqualification: Most convictions carry a minimum 12-month driving ban. This increases to 3 years if you have a previous relevant conviction within the last 10 years.
- Fines and Prison: You may face an unlimited fine and up to 6 months in prison for standard offences.
- Criminal Record: A conviction appears on your criminal record, which can impact your ability to travel to countries like the USA and your future employment prospects.
- High-Risk Offenders Scheme: If your alcohol level was particularly high (e.g., over 87.5 micrograms in breath), you may be classified as a high-risk offender. This means you must pass a medical examination before your licence is returned.
How the Legal Process Works
Navigating a drink driving charge requires a clear understanding of Northern Ireland’s judicial system:
- Charging: Following your arrest, you will be formally charged or referred to the Public Prosecution Service (PPS).
- The Court Appearance: You will be summoned to a Magistrates’ Court. Having a solicitor is crucial here to identify potential flaws in the police procedure or to offer a plea in mitigation.
- Rehabilitation Courses: In some cases, the judge may offer a Drink Drive Rehabilitation Course. Completing this can reduce your disqualification period by up to 25%.
Seek Expert Legal Representation
A charge for drink driving in Northern Ireland does not have to mean the end of your career or independence, but you must act quickly. At McPartland & Sons, we scrutinise every detail—from the calibration of the breathalyser machine to the legality of the police stop—to ensure your rights are protected.
If you are facing a drink driving charge or a “drunk in charge” summons, contact a solicitor at either our Lurgan or Lisburn branch for immediate, confidential advice.
Email: info@mcpartlands.com

