1. Member States shall bring into force the provisions necessary to comply with this Directive by 1 April 1994 at the latest. They shall forthwith inform the Commission thereof.
When Member States adopt these provisions, they shall contain a reference to this Directive or shall be accompanied by such reference on the occasion of their official publication. The methods of making such a reference shall be laid down by the Member States.
2. By way of derogation from paragraph 1, the Federal Republic of Germany and the Republic of Austria shall be authorised to bring into force the measures necessary to comply with this Directive by 1 January 2003 at the latest for goods imported by travellers entering German or Austrian territory by a land frontier linking Germany or Austria to countries other than Member States and the EFTA members or, where applicable, by means of coastal navigation coming from the said countries.
However, those Member States shall apply an allowance of not less than EC
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