Member States shall take the necessary arrangements for biocidal products which have been placed on the market to be monitored to establish whether they comply with the requirements of this Directive.

Every three years after the date referred to in Article 34(1), Member States shall forward to the Commission by 30 November of the third year a report on their action in these matters together with information on any poisonings involving biocidal products. The Commission shall within one year of receipt of this information prepare and publish a composite report.