This research addressed the procedural and contractual reversion clause, for which the requirements and characteristics of these were attended, along with guarantees of equality, willingness and legal-legal purposes in state concession contracts, managing to establish that reversal effect does not fully comply or proceed as clause, but due to mere monopoly powers of administration imposed on the contractor for the rule of law, but not the contract, and less by the express will of the parties, reaching operate legal presumption; situation that represses the principles of the administrative function of the state, and is identified with a model and type of public monopoly system, which indeed corresponds to the Colombian Constitution of 1886, but differs from a competitive state and structured democracy and social part that characterizes the current Colombian scheme, according to the Constitution of 1991.