This Regulation lays down provisions for the establishment and implementation of the first phase of the programme of work for the systematic examination of all active substances already on the market on 14 May 2000 as active substances of biocidal products referred to in Article 16(2) of the Directive. Each producer of an existing active substance placed on the market for use in biocidal products shall identify that active substance by submitting to the Commission the information on the active s