Scottish ministers have powers to implement the instrument to be made by the Commission within two to three years and, in exercise of those powers, could seek a derogation from the Commission's directive.When one of the petitioners previously petitioned the Parliament on this matter in December 2002, the petition was referred to the European and External Relations Committee, which published its "Report on Food Supplements and Traditional Herbal Medicine (A Report into Petition 584 by Mr Douglas Robison)" in March...