Proxy types that carry dictionary metadata and extend intelligence discipline codes from the Department of Defense(DoD) Joint Chiefs of Staff (JCS) Publication 2.0 Appendix A. Intelligence discipline codes from the Department of Defense (DoD) Joint Chiefs of Staff (JCS) Publication 2.0, Appendix A. The Global Justice XML Data Model. The appinfo for the schemas A proxy code list that enumerates natures or genres of a document or resource.