How Lapped Cars Are Allowed to Pass the Safety Car in F1

Permission and Timing

During a neutralised race, backmarkers do not have an automatic right to overtake. The procedure known as F1 Safety Car unlapping requires an explicit message from Race Control stating that lapped cars may overtake, paired with a green light on the Safety Car. If marshals or track conditions make overtaking unsafe, the Race Director can order that no passing take place at all.

Qualification to unlap is determined by a strict reference point rather than whenever a driver happens to be behind the leader. Under the 2026 sporting regulations, officials identify the lap in which a driver crosses the first safety car line for the second time following deployment. A car is eligible to be released only if it was already scored as lapped when crossing the Control Line at the end of that specific lap.

Executing the Wave-Around

When the release signal is given, cars on the lead lap are required to hold the racing line unless forced to deviate. Eligible backmarkers must drive past the lead-lap runners and the Safety Car, continuing around the track at a safe pace without overtaking each other as they strive to catch the back of the pack.

This instruction is entirely distinct from initial queue sorting, where cars trapped between the Safety Car and the actual race leader are waved through merely to place the leader directly behind the pace vehicle.

Restart Protocols and Racing Restrictions

Once the instruction to unlap is broadcast, the regulations dictate that the Safety Car typically enters the pit lane at the end of the subsequent lap, provided officials do not deem its continued presence necessary. The rules demand that unlapped drivers make every effort to rejoin the queue, but the restart is not delayed simply because a released car has not fully caught the pack.

Even when the Safety Car turns off its orange lights to signal an impending restart, normal racing does not instantly resume. Drivers behind cannot run alongside the car ahead, and competitive overtaking remains prohibited until cars cross the Control Line after the Safety Car leaves the track.

Official reference: official glossary.