Article 5
1
Member States shall bring into force the laws, regulations and administrative provisions necessary to comply with this Directive by 1 January 1988 at the latest. This Directive shall apply only to applictions for refunds concerning value added tax charged on purchases of goods or services invoiced or on imports effected on or after that date.
2
Member States shall communicate to the Commission the main provisions of national law which they adopt in the field covered by this Directive and shall inform the Commission of the use they make of the option afforded by Article 2 (2). The Commission shall inform the other Member States thereof.