This paper provides Department of State, Department of Defense (DoD), and United States Agency for International Development (USAID) practitioners with guidelines for for coordinating, planning, and implementing SSR programs with foreign partner nations.planning and implementing Security Sector Reform (SSR) programs with foreign partner nations. Its objective is also to provide guidance on how best to design, develop, and deliver foreign assistance such that it promotes effective, legitimate, transparent, and accountable security sector development in partner states.