P.R. Laws tit. 31, § 4532
2019-02-20 00:00:00+00
If the bailee puts the thing to a different use from that for which it was loaned, or keeps it in his possession for a longer time than that agreed upon, he shall be liable for its loss, even when said loss occurs by reason of a fortuitous event.
History —Civil Code, 1930, § 1635.