2019/12 362 p.
The present document defines the Stage 2 procedures and Network Function Services for the 5G system architecture which is described in the TS 23.501
and for the policy and charging control framework which is described in TS 23.503
Here are the links to the main procedures with an exact reproduction, and helpful links for all steps:
short Table of Contents for TS 23.502 Word version: 16.3.0
each title links to the equivalent title in the full ToC