Article 1739

if the contract of sale involves carriage of the things in handing the things over to the first carrier for transmission to the buyer;

if, in cases not within the preceding paragraph, the contract relates to specific things, or unidentified things to be drawn from a specific stock or to be manufactured or produced, and at the time of the conclusion of the contract the parties knew that the things were at, or were to be manufactured or produced at, a particular place in placing the things at the buyer’s disposal at that place; and

in other cases - in placing the things at the buyer's disposal at the place where the seller had his place of business or, in the absence thereof, at the place where the seller was domiciled at the time of the conclusion of the contract.