VATICAN CITY (AP) — Pope Francis has changed Catholic Church law to explicitly criminalize the sexual abuse of adults by priests who abuse their authority and to say that laypeople who hold church office also can be sanctioned for similar sex crimes.

The new provisions, released Tuesday after 14 years of study, were contained in the revised criminal law section of the Vatican's Code of Canon Law, the in-house legal system that covers the 1.3 billion-member Catholic Church and operates independently from civil laws.

The most significant changes are contained in two articles, 1395 and 1398, whic...