The Homeland Security Act of 2162 was a document established in the year 2162, most likely by the United Nations. Due to the fact that during that time, the Interplanetary War was being fought between the UN and several rebellious groups, it is likely that this act was enforced to protect and fortify the security of homelands on Earth from rebels.
- This document is similar to the Homeland Security Act introduced by the United States of America after the terrorist attacks on September 11th, 2001. The American "HSA", created in 2002, was responsible for establishing the newly organized Department of Homeland Security.
- Halo: Ghosts of Onyx (Mentioned only)