This regulation specifies the scope and definitions related to the supply and use of biocidal products in the EU, approval of active substances, renewal and review of active substance approvals, general principles for the authorization of biocidal products, simplified authorization procedures, national authorization of biocidal products, mutual recognition procedures, union authorization of biocidal products, cancellation, review, and modification of authorizations, parallel trade, technical equivalence, data protection and data sharing, information, and communication. It is applicable to biocidal products and treated articles. The types of biocidal products covered by this regulation and their descriptions can be found in Annex V.