Planning (Hazardous Substances) (Wales) Regulations 2015 (W.S.I. No. 1597 (W. 196) of 2015).
These Regulations implement the planning and land-use aspects of Directive 2012/18/EU of the European Parliament and the Council on the control of major accident hazards involving dangerous substances ("Seveso III Directive"). The non-planning aspects of the Seveso III Directive are implemented through The Control of Major-Accident Hazards Regulations 2015.