The process is the Department of Defense's (DoD) primary framework for allocating financial resources . Established in the early 1960s by Secretary of Defense Robert McNamara, it serves to align national security objectives with the Department’s multi-billion dollar annual budget . The Four Phases of PPBE
Managed by the Director of Cost Assessment and Program Evaluation (CAPE) , this phase translates planning decisions into detailed five-year resource allocations. Each DoD component develops a Program Objective Memorandum (POM) to balance mission requirements within fiscal constraints . The process is the Department of Defense's (DoD)
The Department's PPBE Reform Implementation Plan , updated in January 2025, organizes 26 specific initiatives around four strategic objectives : updated in January 2025