This amendment modifies EN 14303:2015 identifying those clauses of the standard which are needed for the compliance of this European Standard with the Construction Products Regulation (CPR). This amendment introduces: a) an update for the normative references; b) the adaption of 4.3.10 in order to reference EN 16733 for the continuous smouldering combustion; c) the reaction to fire class "F" in Annex A; d) the new Annex ZA; e) editorial changes.