Article 487. Prepayment of goods

1. Where the contract of sale provides for the buyer ' s obligation to pay the goods in whole or in part before the seller delivers the goods (pre-payment), the buyer must weigh 2. In the event of failure by the buyer to fulfil its obligation to pay within the period specified in the contract or, if the contract does not provide for such a period, within the period specified in article 314 of the present Code. 3. In cases where the seller who has received the amount of the advance payment fails to perform the obligation, the rules laid down in articles 328 of the present Code shall apply. 4. In article 457, the buyer is entitled to demand the transfer of the goods paid or the return of the amount of the advance payment for the goods not handed over by the seller. where the seller fails to perform the obligation to hand over the prepaid goods and is not otherwise provided for by law or the contract of sale, the amount of the advance payment shall be paid interest in accordance with article 395 of the present Code from the date on which the transfer of the goods under the contract was to be effected until the date on which the goods were handed over to the buyer or returned to him in advance The contract may provide for the seller ' s obligation to pay interest on the amount of the advance payment from the date of receipt of the sum from the buyer.