Introduction

Remote ID (Remote Identification) is effectively a "digital license plate" for drones. It is a technology that allows a drone in flight to provide identification and location information to other parties, such as the Civil Aviation Authority (CAA), law enforcement, and the general public.

As of 2026, it has moved from a "planned feature" to a mandatory requirement for almost all drone operations in the UK and much of the world.

How It Works

Remote ID works by constantly broadcasting a radio signal while the drone is in operation. This isn't sent to a satellite; instead, it is a local Wi-Fi broadcast that can be picked up by standard smartphones or dedicated receivers within range. The range is typically 1–3 km although some YouTubers like Ian in London have found this to be considerably less.

There are two ways this can be implemented.

  • Standard Remote ID (Built-in): Most modern drones manufactured after 2023 have this hardware built directly into the flight controller. It automatically begins broadcasting the moment the motors spin up.
  • Broadcast Modules (Retrofit): For older "legacy" drones or custom-built FPV (First Person View) drones, you can strap on a small, battery-powered GPS/Radio module that performs the broadcast independently of the drone’s internal systems.

The broadcast contains several data points that allow authorities to monitor the airspace without having to physically ground the pilot:

  • Operator ID: Your unique CAA registration number.
  • Drone Serial Number: The manufacturer’s unique identifier for that specific aircraft.
  • Current Telemetry: The drone’s exact GPS position (latitude/longitude), altitude, and speed.
  • Pilot Location: The GPS coordinates of the controller (the person flying). This is the most controversial part of the law, as it allows people to find the pilot's physical location.

Why Do We have This?

  • Accountability: If a drone is flying dangerously or in a No-Fly Zone (FRZ), police can "scan" the air and immediately see who the owner is.
  • Safety in Crowded Airspace: As medical deliveries and commercial drone "highways" become more common, drones need a way to "see" each other digitally to avoid mid-air collisions.
  • Security: It helps security teams distinguish between a hobbyist taking photos and an unidentified (and potentially malicious) aircraft near sensitive sites like power plants or airports.
Warning

Pilot Privacy Concerns

The biggest debate surrounding Remote ID is pilot safety. Because the broadcast includes the pilot's location, there are concerns that disgruntled members of the public or thieves could use a "Drone Scanner" app to walk directly to a pilot while they are distracted by their goggles or screen.

While the public can see your Operator ID, they cannot see your private home address or phone number through the app - only the Police and the CAA have the database "key" to link that ID to your personal identity.

How To Scan For Remote IDs

The following Apps will allow you to scan your area for drones in flight by scanning for Remote IDs

Air Sentinel

Drone Scanner (by DroneTag)