If you’re training to become a driving instructor or already teaching professionally, it’s essential to understand the difference between PDI insurance and ADI insurance. While both are types of driving instructor insurance, they are designed for different stages of your career and are not interchangeable.
Choosing the wrong type of cover can invalidate your policy and leave you exposed if something goes wrong during a lesson.
What Is a PDI?
A PDI (Potential Driving Instructor) is someone who has passed the first two parts of the ADI qualification process and is either:
- Teaching under a trainee licence (often called a pink badge), or
- Gaining experience before taking the final ADI test
PDIs are legally allowed to charge for lessons, but only under strict conditions set by the DVSA.
What Is PDI Insurance?
PDI insurance is designed specifically for trainee instructors. It allows you to teach learners while you complete your qualification, but it reflects the higher risk insurers associate with less experienced instructors.
PDI driving instructor insurance typically includes:
- Specialist motor insurance for teaching learners
- Cover for dual control vehicles
- Use of the car for paid instruction
- Public liability cover (depending on the policy)
However, PDI insurance often comes with more restrictions than ADI insurance. These may include:
- Higher premiums
- Limited cover options
- Tighter underwriting conditions
What Is an ADI?
An ADI (Approved Driving Instructor) is fully qualified and registered with the DVSA. ADIs hold a green badge and can teach independently without the limitations placed on trainees.
Once you become an ADI, your business is recognised as a fully qualified driving instruction service, which directly affects your insurance options.
What Is ADI Insurance?
ADI insurance is designed for qualified driving instructors and established driving schools. It offers broader cover, more flexibility, and often better value compared to PDI policies.
ADI driving instructor insurance typically includes:
- Comprehensive motor cover for teaching learners
- Public liability insurance
- Optional business interruption cover
- Replacement vehicle cover
- Named driver or any driver options
- Fleet insurance for multi-car driving schools
Because ADIs are considered lower risk than PDIs, premiums are often more competitive, especially with a clean claims history.
Key Differences Between PDI and ADI Insurance
Eligibility
PDI insurance is only available to trainee instructors. ADI insurance is only available once you are fully qualified. You cannot use ADI insurance while teaching as a PDI.
Cost
PDI insurance is usually more expensive relative to the level of cover. ADI insurance tends to offer better value and more options as your experience grows.
Flexibility
ADI insurance allows for business growth. This includes adding instructors, vehicles, or moving to fleet insurance. PDI insurance is generally limited to a single vehicle and a single instructor.
Policy Options
Many add-ons available to ADIs, such as business interruption or any driver cover, may not be available or may be restricted under PDI policies.
What Happens When You Qualify as an ADI?
Once you pass your final ADI test and receive your green badge, you must update or replace your insurance immediately. Continuing to teach on a PDI policy after qualifying can invalidate your cover.
Most insurers will allow you to switch mid-policy, but this should always be confirmed in writing.
Common Mistakes to Avoid
- Assuming standard car insurance is sufficient while training
- Teaching under a PDI licence with ADI insurance
- Forgetting to update your policy after qualifying
- Not declaring paid instruction or dual controls
These mistakes are more common than many instructors realise and can result in rejected claims.
Final Thoughts
PDI insurance and ADI insurance serve different purposes at different stages of your career. While they may look similar on the surface, they are priced, structured, and underwritten very differently.
Understanding which type of driving instructor insurance you need, and when to switch, is a key part of protecting both your livelihood and your learners.
For more information and help to get competitively priced PDI or ADI insurance, contact our team of specialists on 01892 501 852 or get your online quote today.