Article 81 Execution of the manoeuvre
1. The reversing manoeuvre should be carried out slowly, and only after having warned other drivers using the mandatory signals and having made sure that they will not prove a danger for the other road users according to the conditions of visibility, space and time needed to carry it out, even if the driver has to leave their vehicle or follow the instructions of another person, if necessary. (article 31.2 of the articulated text).
2. The driver of a vehicle that intends to drive backwards must warn of its purpose in the manner provided in article 109.
3. Likewise, the manoeuvre must be performed with the utmost caution and the vehicle should be stopped quickly if any warning signs are heard. The driver must be aware of the proximity of another vehicle or a person or animal, or when they should stop for safety reasons.