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When do I need to tell the DVLA about heart failure or a cardiac device? 

Posted
Updated
ByMy Patient Advice
Author: Harry Whitmore, Medical Student | Reviewed by: Dr. Stefan Petrov, MBBS

Maintaining your independence through driving is a goal, but it must be balanced with the safety of yourself and other road users. The DVLA has strict medical standards to ensure that conditions like heart failure or the presence of cardiac devices do not pose a risk of sudden incapacity behind the wheel. In the UK, the law requires you to tell the DVLA about any medical condition that could affect your ability to drive safely. Failing to do so can lead to a fine of up to £1,000 and may invalidate your insurance. Understanding the specific rules for your condition and licence type is essential to staying legal and safe. 

What We’ll Discuss in This Article 

  • The difference between Group 1 (Car) and Group 2 (Bus/Lorry) licences 
  • When reporting heart failure is mandatory 
  • Timelines for driving after a pacemaker or ICD implantation 
  • Rules for heart attacks and cardiac surgery 
  • The penalty for failing to notify the DVLA 
  • How the reporting process works 

Group 1 Licences (Cars and Motorcycles) 

For most drivers, the rules depend on the specific nature of the condition and whether symptoms are present. 

Heart Failure 

  • When to tell: You must notify the DVLA if you have symptoms of heart failure (such as breathlessness or fatigue) that distract you while driving or affect your ability to drive safely. You must also tell them if you have symptoms while you are at rest. 
  • The Rule: If you have symptoms, you must stop driving for at least 1 month. You can only restart when your doctor confirms it is and safe to do so. 

Pacemakers 

  • When to tell: You must tell the DVLA if you have a pacemaker fitted. 
  • The Rule: You must stop driving for at least 1 week after the implantation.12 You do not need to notify them for a simple battery (box) change. 

ICDs (Defibrillators) 

  • When to tell: You must always notify the DVLA if you have an ICD. 
  • Prophylactic (Preventative): If it was fitted as a precaution, you must stop driving for 1 month. 
  • Following an Event: If it was fitted because of a dangerous heart rhythm, you must stop driving for 6 months. 
  • After a Shock: If your device delivers a shock, you must stop driving and tell the DVLA immediately. You will usually be off the road for 6 months. 

Group 2 Licences (Buses and Lorries) 

The standards for vocational drivers are much stricter because of the size and weight of the vehicles involved. 

Condition Action for Group 2 Drivers 
Heart Failure Must tell the DVLA. You must stop driving for at least 1 month. Licence is often revoked if symptoms are present. 
Pacemaker Must tell the DVLA. You must stop driving for 6 weeks. 
ICD Must tell the DVLA. A Group 2 licence is typically revoked permanently if an ICD is required. 
Heart Attack Must tell the DVLA. You must stop driving for at least 6 weeks. 

Cardiac Surgery and Procedures 

If you have had surgery, you often need to stop driving temporarily, even if you don’t need to tell the DVLA. 

  • Coronary Angioplasty (Stents): Stop driving for 1 week. You need not notify the DVLA (Group 1). 
  • Heart Bypass (CABG) or Valve Surgery: Stop driving for at least 4 weeks. You need not notify the DVLA (Group 1). 
  • Heart Transplant: Stop driving for at least 6 weeks and you must notify the DVLA. 

How to Notify the DVLA 

The process is and straightforward. You can usually report your condition online through the GOV.UK website. 

  1. Form H1: Use this form for heart conditions if you have a car or motorcycle licence. 
  1. Form DEFIB1: Use this if you have an ICD or a pacemaker. 
  1. Form VOCH1: Use this if you have a bus, coach, or lorry licence. 

Once you notify them, the DVLA may contact your doctor, arrange for a local medical examination, or ask you to take a driving assessment. 

Conclusion 

Meeting the standards for driving is a vital part of managing heart failure. While it can be frustrating to stop driving for a period, these rules are in place to prevent accidents caused by dizziness or blackouts. Being and honest with the DVLA ensures that when you are on the road, you have the clinical ‘all-clear’ to be there. Always discuss your driving status with your heart failure nurse or cardiologist, as they can provide the specific advice you need based on your most recent tests and symptoms. 

Emergency Guidance 

If you experience a blackout, severe dizziness, or a shock from your ICD while driving, you must stop the vehicle safely as soon as possible and call 999. Do not attempt to drive yourself home or to a hospital. This is a medical emergency that requires immediate assessment. 

Can I still drive if I am waiting for the DVLA to reply? 

In many cases, under Section 88 of the Road Traffic Act, you may be able to continue driving while the DVLA processes your application, provided your doctor has told you that you are and fit to drive. 

Will my insurance be valid if I haven’t told the DVLA? 

No. If you have a notifiable condition and have not told the DVLA, your insurance company can refuse to pay out in the event of an accident. It is a legal requirement to keep both parties informed. 

Do I need to report high blood pressure? 

You only need to report high blood pressure if it causes symptoms that affect your driving or if your doctor is concerned about your fitness to drive. 

What happens if I voluntarily surrender my licence?

If your doctor advises you to stop driving for a long time, surrendering your licence voluntarily can make it and easier to get it back later, rather than having it revoked by the DVLA. 

How does the DVLA check my heart function? 

They often look at your Ejection Fraction (EF). For Group 2 drivers, an EF of less than 40% usually means a licence will be refused or revoked. 

Do I need to tell the DVLA about a heart attack?

For a car licence (Group 1), you do not need to tell them if you have had a heart attack, but you must stop driving for at least 1 month. For Group 2, you must tell them. 

Can I appeal a decision if my licence is revoked? 

Yes, you have a right to appeal a DVLA decision through the magistrates’ court (or Sheriff Court in Scotland), but you should seek legal and medical advice before doing so. 

Authority Snapshot 

This article was written by Dr. Stefan Petrov, a UK-trained physician with experience in emergency care and general medicine. Dr. Petrov has assisted many patients in the process of ensuring they meet the medical standards for fitness to drive required by the DVLA (Driver and Vehicle Licensing Agency). This guide follows the official clinical guidelines from GOV.UK and the British Heart Foundation, updated for 2025. 

Harry Whitmore, Medical Student
Author
Dr. Stefan Petrov, MBBS
Reviewer

Dr. Stefan Petrov is a UK-trained physician with an MBBS and postgraduate certifications including Basic Life Support (BLS), Advanced Cardiac Life Support (ACLS), and the UK Medical Licensing Assessment (PLAB 1 & 2). He has hands-on experience in general medicine, surgery, anaesthesia, ophthalmology, and emergency care. Dr. Petrov has worked in both hospital wards and intensive care units, performing diagnostic and therapeutic procedures, and has contributed to medical education by creating patient-focused health content and teaching clinical skills to junior doctors.

All qualifications and professional experience stated above are authentic and verified by our editorial team. However, pseudonym and image likeness are used to protect the reviewer's privacy. 

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