Obligations relative to signaling

Article 142. Obligations relative to signaling.
1. The road owner or, if applicable, the authority in charge of regulating traffic will order the immediate removal and, if applicable, the substitution of signals unlawfully installed, have lost their purpose or those that do not meet their purpose due to deterioration (LST Art 58,1).
2. Except where justified to the contrary, nobody may install, remove, transfer, hide or modify road signaling without permission of its owner or, as applicable, the authority in charge of traffic regulation or the person in charge of its facilities (LST Article 58,2).
3. It is prohibited to modify the content of the signals or to place on them or in their environs plates, posters, marks or other objects that may cause confusion, reduce to their visibility or its effectiveness, dazzle road users or distract their attention, without prejudice to the competencies of the road’s owner (LST Art 58,3).
The relevant Jefatura Central de Tráfico, the autonomous authority or local person in charge of regulating traffic may alter at any time, the content of signals mentioned in Article 144,1 to adapt them to changing traffic circumstances, without prejudice to the competencies of the road’s owner.
4. Removing or damaging signals permanently or temporarily is a serious offence (LST Art 65.4.f).