Obligations and Contracts Book IV of the Civil Code of the Philippines Judge Divinagracia Bustos-Ongkeko Professor By: Bachelor of Law 1-A Austria, Honeylee B. Cordero, Loida F. De Jesus, Camille T. Garcia, Jane Guiang, Aprilyn M. Ibanez, Jonathan M. Lambayong, Gladys A. Laurente, Ivy Jewel M. Perolina, Nil Jay V. Acuno, Florabel P. Rosales, Gayle Marion R. Sarmiento, Sheryl P. Valbuena, Dona M. Zotomayor, Ritz Faye B. Domingo,Jeirome P. Article 1156 An obligation is a juridical necessity to give, to do or not to do. By: Austria,Honeylee B. Definition of Obligation Manresa - an obligation is a legal relation created between one person (creditor) and another (debtor) in which the latter is bound to comply with a prestation which the former has a right to demand from him. Justice JBL Reyes approves definition of Arias Ramos - a juridical relation whereby a person (creditor) may demand from another(debtor) the observance of a determinate conduct, and, in case of breach, may obtain