Unenforceable Contracts. Chapter 8 Group 5 Montes, Zoren Jake Lim, Germaine Rica Espaol, Alain Lim, Gladley Mae Buena, Rica Patricia Marimon, Divine. Article 1403 The following contracts are unenforceable, unless they are ratified: (1)Those entered into the name of another person by one who has been given no authority or legal representation, or who has acted beyond his powers; Voidable contracts are valid agreements, but one or both of the parties to the contract can void the contract at any time. As a result, you may not be able to enforce a voidable contract: Contracts entered into when one party was a minor. (The law often treats minors as though they do not have the capacity to enter a contract.