The fire protection department of the city of Hilden is involved in the building permit process for primarily special buildings. In the process, it is checked whether the building project complies with the concerns of preventive and defensive fire protection, such as sufficient escape routes, fire department access routes, implementation of effective firefighting and rescue measures, etc.
Furthermore, the fire protection service of the lower building supervision, citizens, persons responsible for building and architects are available for advice on all questions of preventive fire protection, in particular for building projects and changes of use.