7.—(1) The Scottish Ministers may by notice given to the operator of an approved laboratory suspend or revoke an approval granted under article 6 if—
(a)they consider that the approved laboratory is no longer suitable for the purpose of carrying out testing of samples submitted to it under this Part; or
(b)they have reason to believe that any conditions of its approval have not been, or are not being, complied with.
(2) For the purpose of deciding whether to suspend or revoke an approval under this article, the Scottish Ministers may require the operator of the laboratory to arrange or permit such inspections and quality assurance testing as Ministers consider necessary.
(3) Suspension of an approval under this article lasts for such period, or until such a state of affairs exists, as the Scottish Ministers specify when suspending the approval.
(4) The operator of an approved laboratory may by notice given to the Scottish Ministers indicate that the operator no longer wishes approval of the laboratory, in which case the approval ceases to have effect on the date on which Ministers receive that notice.