Book Four - On Obligations in General and On ContractsOn Mutuum or Loan for Consumption
Article 2234
Presuncion de pago de intereses
Official text in Spanish. English translation is not available for the Colombian Civil Code.
Official text
Si se han estipulado intereses, y el mutuante ha dado carta de pago por el capital, sin reservar expresamente los intereses, se presumirán pagados.