The Joint Capabilities Board (JCB) assists the Joint Requirements Oversight Council (JROC) in carrying out its duties and responsibilities. The JCB reviews and, if appropriate, endorses all Joint Capabilities Integration and Development System (JCIDS and Doctrine, Organization, Training, Materiel, Leadership, Personnel, Facilities and Policy (DOTMLPF-P) Change Recommendation (DCR) documents prior to their submission to the JROC.
The JCB is chaired by the Joint Staff Director, J-8. The J-8 Directorate develops capabilities, conducts studies, analysis, and assessments, and evaluates plans, programs, and strategies for the Chairman of the Joint Chiefs of Staff. The Director, J-8 also serves as JROC Secretary. In these capacities, the Director orchestrates Joint Staff support of the capabilities development process through the JCIDS Process and oversees the Functional Capabilities Board (FCB) process.