Standard EN 13501-1  "Fire classification of construction products and building elements-Part1: Classification using data from reaction to fire tests" provides the procedure for classifying the reaction to fire performance of construction products and products incorporated in construction elements.

According to the final application of these products, standard EN 13501-1 divides the products into three categories:

• Construction products
• Floors
• Linear materials for thermal insulation of pipes.

In order to verify the CE conformity of construction products, manufacturers are required to carry out testing activities through authorized bodies from the competent Ministry and Notified by the European Community considered to meet the minimum requirements set out in Standard EN 13501-1.