Article 172
1. Any person who is regarded as a taxable person by reason of the fact that he supplies, on an occasional basis, a new means of transport in accordance with the conditions specified in Article 138(1) and (2)(a) shall, in the Member State in which the supply takes place, be entitled to deduct the VAT included in the purchase price or paid in respect of the importation or the intra-Community acquisition of this means of transport, up to an amount not exceeding the amount of VAT for which he would be liable if the supply were not exempt. A right of deduction shall arise and may be exercised only at the time of supply of the new means of transport. 2. Member States shall lay down detailed rules for the implementation of paragraph 1.