When what is to be delivered is a determinate things, the creditor, in addition to the right granted him by Article 1170, may compel the debtor to make the delivery.
If the thing is indeterminate or generic, he may ask that the obligation be complied with at the expense of the debtor.
If the obligor delays, or has promised to deliver the same thing to two or more persons who do not have the same interest, he shall be responsible for fortuitous event until he has effected the delivery.
Kapag kung ano ang upang maihatid ay isang maliwanag na bagay, ang pinagkakautangan , bilang karagdagan sa kanan ipinagkaloob sa kanya ng Article 1170, maaaring pilitin ang may utang upang gawin ang paghahatid.
Kung ang bagay ay hindi tiyak o generic , maaari niyang hilingin na ang obligasyon na nakasunod sa sa kapinsalaan ng ang may utang .
Kung ang obligor pagkaantala, o ipinangako upang maihatid ang parehong bagay sa dalawa o higit pang mga tao na hindi magkaroon ng parehong interes , siya’y magiging responsable para sa di-inaasahang pangyayari hanggang sa siya ay maapektuhan ang paghahatid.
Yu Tek v. Gonzales
Facts: A obligated himself to sell for a definite price a certain specified quantity of sugar of a given quality, without designating a particular lot.
Issue: In case the sugar is lost by a fortuitous event, who bears loss prior to delivery, the seller or the buyer?
Held: In this case, the seller bears the loss because what was delivered was not a specific thing, but a generic thing. And genus never perishers. Incidentally, the sale here cannot be said to have been already perfected because of the lack of physical segregation from the rest of the sugar.