Where necessary, it may be decided by the procedure laid down in Article 6 of this Directive:
whether a particular foodstuff not categorized at the moment this Directive was adopted belongs to a category of foodstuffs referred to in Article 2 or in one of the Annexes, or
whether a food additive listed in the Annexes and authorized at ‘quantum satis’ is used in accordance with the criteria referred to in Article 2, or
whether a substance is a food additive within the meaning of Article 1.