The Graduate School is the part of the University's administration that works toward assisting academic departments in providing the highest possible quality education for those students seeking advanced degrees.
Some of the Graduate School's duties.
» Graduate School website

The Graduate Catalog is maintained by the Graduate School and contains descriptions of graduate degree programs and their course offerings, university procedures for admission, registration, graduation, and a listing of graduate faculty and university policies and procedures.
» Graduate Catalog website

The Graduate School maintains a list of recent and past updates to various policies in Graduate Education. If you've heard about a recent policy change, this is a good place to confirm its existance.
» Graduate Policy Updates