Drone Registration in the UK: Complete 2026 Guide

Why Registration Exists

The CAA introduced mandatory drone registration to improve safety and accountability in UK airspace. Every drone operator who flies a drone weighing 250 g or more — or any drone with a camera, regardless of weight — must hold valid registration before their first flight.

Registration serves two purposes. First, it ensures every pilot has demonstrated basic knowledge of the rules through the Flyer ID test. Second, it creates a traceable link between a drone and its responsible operator through the Operator ID, which must be physically displayed on the aircraft.

Flyer ID: What It Is and How to Get It

The Flyer ID proves that you understand the rules of the air. It is free and obtained by passing the CAA's online theory test.

• Format: 20 multiple-choice questions drawn from the Drone and Model Aircraft Code.
• Pass mark: 16 out of 20 correct answers.
• Validity: 5 years from the date of issue.
• Retakes: Unlimited. You can retake immediately if you fail.
• Cost: Free.

The test covers airspace rules, privacy considerations, weather awareness, emergency procedures, and the responsibilities of remote pilots. Most people complete it in 10 to 15 minutes. You do not need to book or attend any in-person session.

Operator ID: What It Is and How to Get It

The Operator ID identifies the person or organisation legally responsible for a drone. It is required for anyone who owns or has management responsibility for a drone weighing 250 g or more, or any camera-equipped drone.

• Cost: GBP 10.33 per year.
• Validity: 1 year. Renewal is required annually.
• Display: The Operator ID must be clearly labelled on every drone you are responsible for. A permanent sticker or engraving is recommended.
• Who needs it: Individuals, companies, clubs, or any entity that owns drones meeting the criteria.

One Operator ID can cover multiple drones. If you own three drones, you need one Operator ID displayed on all three — not three separate registrations.

Step-by-Step Registration Process

1. Go to the CAA's official registration service at register-drones.caa.co.uk.
2. Create an account with your name, email address, and home address.
3. Choose whether to register as an individual or an organisation.
4. Take the Flyer ID test (20 questions, pass mark 16/20). Your Flyer ID is issued immediately on passing.
5. Pay GBP 10.33 for your Operator ID. Payment is by debit or credit card.
6. Note your Operator ID code (format: OP-xxxxxxxxxx). Display it on your drone before your first flight.
7. Download or print your confirmation. The Flyer ID and Operator ID are both shown in your online account.

Do Sub-250g Drones Need Registration?

This is the most common question in UK drone registration. The answer depends on whether the drone has a camera:

• Sub-250g with a camera (e.g., DJI Mini 4 Pro, DJI Mini 3) — YES, you need both Flyer ID and Operator ID. The camera triggers the Operator ID requirement regardless of weight.
• Sub-250g without a camera (e.g., toy drones, basic racing quads) — you still need a Flyer ID, but you do not need an Operator ID.

Since virtually every consumer drone sold today includes a camera, the practical reality is that nearly all drone owners need full registration. See our sub-250g rules guide for the complete breakdown.

Registration for Popular DJI Models

DJI dominates the UK consumer market. Here is how registration applies to the most common models:

• DJI Mini 4 Pro / Mini 3 / Mini 3 Pro — under 250 g but camera-equipped. Flyer ID + Operator ID required.
• DJI Air 3 / Air 3S — over 250 g. Flyer ID + Operator ID required. A2 CofC recommended for flying closer to people.
• DJI Mavic 3 / Mavic 3 Pro — over 250 g. Full registration required. Consider GVC if using commercially.
• DJI Avata 2 — over 250 g. FPV flying has additional VLOS considerations.

For model-specific registration walkthroughs, see our DJI Mini 4 Pro registration guide and related pages.

Transitional Provisions and Legacy Drones

The UK introduced transitional provisions for drones manufactured before the class marking system came into effect. If your drone does not carry a C0, C1, C2, C3, or C4 class mark, you may still fly it under adapted rules:

• Legacy drones under 250 g operate as if in sub-category A1 (similar to C0 rules).
• Legacy drones under 500 g may fly under A1 with limitations — not over uninvolved people.
• Legacy drones between 500 g and 2 kg fly under A3 rules unless the pilot holds an A2 CofC, which opens A2 operations at a 30 m horizontal distance from uninvolved people (rather than 5 m for C2 drones).
• Legacy drones between 2 kg and 25 kg are restricted to A3.

These transitional rules remain in effect as of May 2026. Check our transitional provisions guide for the latest status.

Renewal and Keeping Your Registration Current

The Flyer ID lasts 5 years. The Operator ID must be renewed every 12 months. The CAA sends email reminders before expiry, but it is your responsibility to renew on time.

Flying with an expired registration is an offence. If you let your Operator ID lapse, you must re-register and pay before your next flight. There is no grace period.

Flyer ID vs Operator ID: Key Differences

• Flyer ID — proves the pilot knows the rules. One per person. Free. Valid 5 years.
• Operator ID — identifies who is responsible for the drone. One per owner/organisation. GBP 10.33/year. Must be displayed on the drone.
• A pilot flying someone else's drone needs their own Flyer ID but uses the drone owner's Operator ID.

For a detailed comparison, see our Flyer ID vs Operator ID guide.

Common Registration Mistakes

• Assuming sub-250g drones are exempt (they are not, if camera-equipped).
• Failing to display the Operator ID on the drone — it must be visible without tools.
• Confusing Flyer ID with Operator ID — they are separate credentials with different purposes.
• Letting the Operator ID expire and continuing to fly.
• Registering as an individual when operating commercially through a company — the company should hold the Operator ID.