(14)The introduction of a cooperation procedure is provided for in the European Union action plan against drugs approved by the European Council of Santa Maria da Feira on 19 and 20 June 2000. In order to support cooperation between the competent authorities of the Member States and the chemicals industry, in particular with regard to substances which, although not referred to in this Regulation, might be used in the illicit manufacture of synthetic drugs and psychotropic substances, guidelines should be drawn up aimed at helping the chemical industry.