Resumen de Pacta sunt servanda y los contratos administrativos

Tzwetan Sivkov

• The article studies the relationship between the classical legal construction Pacta sunt servanda and administrative contracts. The obligation to observe and fulfill contracts is of utmost importance for the public interest and the public relations between citizens and legal persons, on the one hand, and state institutions, on the other hand. In this case rules from Private law are incorporated into the domain of Public law in order to keep up with the development of public relations, thus leading to the combination of public and private interest.