The legality of two motorcycles riding side by side in the same lane, also known as riding in "double formation" or "side-by-side," depends on the specific traffic laws of the jurisdiction you are in. Traffic laws can vary between countries, states, and even local municipalities, so it's essential to consult the specific regulations in your area.
In many jurisdictions, motorcycles are required to ride in a staggered formation, with one motorcycle slightly ahead and to the side of the other. This formation helps maintain an appropriate safety distance and improves visibility for both riders. It also allows for better maneuverability and helps prevent collisions caused by sudden lane changes or unexpected obstacles.
For example, it might be allowed when passing other vehicles or during organized group rides with specific permits or exceptions. Again, it's crucial to refer to the local traffic laws to determine the specific regulations in your area.
To ensure compliance with the law and promote safety, it is generally advisable for motorcyclists to ride in a staggered formation unless expressly permitted by the local regulations.