P.R. Laws tit. 31, § 3492
The following may be rescinded:
(1) The contracts which may be executed by guardians without the authorization of the competent part of the Court of First Instance, provided the persons they represent have suffered lesion of more than one-fourth (¼) part of the value of the things which may have been the object thereof.
(2) Those executed in representation of absentees, provided the latter have suffered the lesion referred to in the preceding number.
(3) Those executed in fraud of creditors, when the latter cannot recover, in any other manner, what is due them.
(4) Contracts relating to things in litigation should they have been executed by the defendant without the knowledge and approval of the parties in litigation or of the competent judicial authority.
(5) Any other contracts specially determined by law.
History
—Civil Code, 1930, § 1243;.