Effective 1JAN19 per Director Joint Force Development: Joint Doctrine constitutes official advice, however, the judgment of the commander is paramount in all situations. This description will be captured in joint doctrine policy and materials (e.g. joint publication prefaces) and implemented going forward.
JP 5-0, Joint Planning, 1 December 2020 - Epub
This publication is the keystone document for joint planning. It provides the doctrinal foundation and fundamental principles that guide the Armed Forces of the United States in planning joint campaigns and operations.