1. 1. The purpose of this Regulation is to improve the functioning of the internal market through the harmonisation of the rules on the making available on the market and the use of biocidal products, whilst ensuring a high level of protection of both human and animal health and the environment. The provisions of this Regulation are underpinned by the precautionary principle, the aim of which is to safeguard the health of humans, the health of animals and the environment. Particular attention shall be paid to the protection of vulnerable groups.
2. 2. This Regulation lays down rules for:
(a)((a)) the establishment at Union level of a list of active substances which may be used in biocidal products;
(b)((b)) the authorisation of biocidal products;
(c)((c)) the mutual recognition of authorisations within the Union;
(d)((d)) the making available on the market and the use of biocidal products within one or more Member States or the Union;
(e)((e)) the placing on the market of treated articles.