CE-marking of construction products can generally be carried out in accordance with harmonized European product standards (EN), and is compulsory since CPR was introduced the 1th of July, 2013, or in accordance with the EAD (EAD / ETAG) which is optional.
For fire retardant treated wood products there are the following harmonized European product standards (hEN):
Wood-based blocks – EN 13986
Wood panel – EN 14915
Wood Flooring – A 14342
For fire retardant products applied on site refer to ETAG:
Fire retardant products - ETAG 028