The Constitution of 1978 stipulated in Article 16 that all beliefs within the Spanish society will be taken into account and the state will maintain cooperative relations with the Catholic Church as well as with other religious denominations. Furthermore, The Organic Law of Religious Liberty (LOLR) of 1980 specified in Article 7 that the state should establish Cooperation Agreements with those “"Churches, Confessions and Communities"” that had achieved ‘deep-rootedness’ (Notorio arraigo) in Spanish society, due to their scope and the number of believers.The criteria were the following ones: