1.Member States shall require that suppliers take all necessary measures to guarantee compliance with the requirements of this Directive. To this end Member States shall ensure that propagating material is officially inspected:
at least by random checks, and
at least in respect of marketing to persons professionally engaged in production or sale of ornamental plants or propagating material,
to verify compliance with the requirements. Member States may also take samples in order to verify compliance. In carrying out supervision and monitoring, the responsible official bodies shall have free access to all parts of suppliers' establishments at all reasonable times.
The Commission shall, by 31 December 2002, submit a report to the Council, on the operation of the control arrangements foreseen in this Article, together with any appropriate proposals which may, if appropriate, include proposals for removing requirements of this Directive from retail sales.
2.Detailed implementing procedures for official inspections under this Directive may be established in accordance with the procedure laid down in Article 17.