65In consequence, the answer to question 2(c) must be that Articles 28 EC and 30 EC must be interpreted as meaning that even in the absence of harmonising Community measures, products lawfully produced and marketed in a Member State must be able to be marketed in another Member State without being subject to additional controls. In order to be justified, national legislation imposing such controls must be covered by one of the exceptions provided for in Article 30 EC or one of the overriding requirements recognised by the case-law of the Court and, in either case, must be appropriate for securing the attainment of that objective and not go beyond what is necessary in order to attain it.
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