Article 89
Member States which, at 1 January 1993, were not availing themselves of the option under Article 98 of applying a reduced rate may provide that in respect of the importation of works of art, collectors' items and antiques, as defined in points (2), (3) and (4) of Article 311(1), the taxable amount is to be equal to a fraction of the amount determined in accordance with Articles 85, 86 and 87. The fraction referred to in the first paragraph shall be determined in such a way that the VAT thus due on the importation is equal to at least 5 % of the amount determined in accordance with Articles 85, 86 and 87.