Article 594: The purchase price of permanent rent
1. The purchase of permanent rents in the cases provided for in articles 592 to 593 of the present Code shall be based on the price determined by the contract of permanent rent. 3. In the absence of any means of payment, the purchase shall be at the price corresponding to the annual amount of the rent payable. The purchase price in the permanent rent contract, under which the property is donated free of charge, shall include in the purchase price, together with the annual amount of the rent payments, the price of the transferred property It is defined in accordance with the rules laid down in article 424, paragraph 3, of the present Code.