CCC 88
Profession of Faith›SECTION ONE "I BELIEVE" - "WE BELIEVE"›CHAPTER TWO GOD COMES TO MEET MAN›III. The Interpretation of the Heritage of Faith
The Church's Magisterium exercises the authority it holds from Christ to the fullest extent when it defines dogmas, that is, when it proposes truths contained in divine Revelation or also when it proposes in a definitive way truths having a necessary connection with them.