Mission: ASD(IPSA) is the principal advisor to the Under Secretary of Defense for Policy (USD(P)) and the Secretary of Defense on international security strategy and policy on issues of DoD interest that relate to the nations and international organizations of the Asia-Pacific, its governments and defense establishments, and for oversight of security cooperation programs, including Foreign Military Sales, in the region.
- Afghanistan/Pakistan/Central Asia (APC): Afghanistan, Pakistan, Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, and Uzbekistan.
- China (CHN): China.
- East Asia (EAS): Taiwan, Hong Kong, Mongolia, Japan, South Korea, and North Korea.
- South and Southeast Asia (SSEA): India, Bangladesh, Bhutan, Diego Garcia (in conjunction with ASD(ISA)), Maldives, Nepal, Sri Lanka, Brunei, Burma, Cambodia, East Timor, Indonesia, Laos, Malaysia, Philippines, Singapore, Thailand, Vietnam, Australia, New Zealand, Papua New Guinea, and the Pacific Island nations.