The Physics and Astronomy Graduate Student Handbook documents academic policies and requirements for graduate students seeking degrees in our department.  For archival purposes the handbook is maintained as a PDF, which is updated approximately annually:

Physics and Astronomy graduate students must also follow all UA graduate school requirements as documented in the Graduate Catalog.  The Physics and Astronomy Graduate Student Handbook should be considered as a supplement intended to clarify the departmental requirements listed in the graduate catalog, and document how these and other policies and procedures pertaining to graduate students are implemented in our department.

A recommended timeline for PhD students, including key Graduate school form submission dates, can be found here.
A recommended timeline for Masters students, including key Graduate school form submission dates, can be found here.