Category A (unrestricted)

Motorcycles that can be restricted

It must be clear what power mode any switchable ECU or variable power device is set to if the motorcycle's power can be restricted

A category A unrestricted solo motorcycle must:

DSA will accept evidence from manufacturers or official importers that a specific model of motorcycle meets these rules.

Using a motorcycle that can have its power restricted

It must be clear what power mode any switchable ECU or variable power device is set to if the motorcycle can have its power restricted. If you are using one of these, your motorcycle cannot have:

Proposed changes to category A rules from 31 December 2013

From 31 December 2013 it's proposed that the rules for category A unrestricted motorcycles will change again. Motorcycles used from then must:

All the other rules will stay the same.