How does the Holy See govern the Roman Catholic Church?

The Holy See serves as the central government of the Roman Catholic Church, exercising universal authority over matters of faith and morality for Catholics worldwide. Led by the pope as the bishop of Rome, it functions as a top-down bureaucracy that operates both as a spiritual authority and a sovereign institution.1

Administrative Structure

The day-to-day governance of the church is managed by the Roman Curia, a complex administrative body composed of various dicasteries (departments), tribunals, and offices. This structure is often compared to a government system where the pope acts as the head of state and the cardinal secretary of state functions as the head of government.21

Key components of this administration include:
* Secretariat of State: Oversees internal church operations and external diplomatic relations, including the work of nuncios (papal ambassadors) globally.1
* Dicasteries: Specialized agencies responsible for specific areas such as the Doctrine of the Faith, divine worship, clergy, and evangelization.2
* Tribunals: The judicial branch, which includes the Apostolic Signatura, the church's highest judicial body.2

The Sacred College of Cardinals also plays a vital role by advising the pope and, during a papal vacancy, governing the church in urgent matters until a successor is elected in a conclave.2