Haec sancta synodus
The decree Haec sancta synodus, also called Haec sancta, was promulgated by the fifth session of the Council of Constance on April 6, 1415. It contains a section on the question of whether the Pope is above an ecumenical council or, conversely, such a council is above the Pope. The question is related to papal primacy, papal supremacy and conciliarism.
The decree played an essential role in shaping conciliarism.The section concerning the supremacy of a council over the pope and any clergy member reads:Opinions on the decree
In theology, "he range of interpretations is large. It ranges from the qualification of the decree as a dogma via the so-called 'necessity theory', to the thesis of minimizing its theological content to that of a legal decree, not a doctrinal statement, which is mainly due to the way the language of the text is opened up".