This indication is necessary when the treaty is not negotiated by the Chief of the Country, who appoints one of his diplomats as negotiator; in that case, it should be explained that his negotiating powers are issued directly by the Chief of State.
Es necesaria cuando el tratado no es negociado por el Jefe de Estado, sino por un representante suyo; en este caso se debe explicar que sus plenos poderes para negociar fueron otorgados directamente por el Jefe de Estado.