The national accreditation body may conduct an extraordinary assessment of the verifier at any time to ensure that it continues to meet the requirements of this Regulation.

In order to enable the national accreditation body to assess the need for an extraordinary assessment, the verifier shall inform that body forthwith of any significant changes relevant to its accreditation concerning any aspect of its status or operation.

Those significant changes shall include changes mentioned in the harmonised standard referred to in Article 33.