1. Member States shall take the measures necessary to ensure that the excise duty due from or paid by the person making the intra-Community acquisition of a product subject to excise duty is included in the taxable amount in accordance with point (a) of the first paragraph of Article 78.
2. Where, after the intra-Community acquisition of goods has been made, the person acquiring the goods obtains a refund of the excise duty paid in the Member State in which dispatch or transport of the goods began, the taxable amount shall be reduced accordingly in the Member State in the territory of which the acquisition was made.