CHAPTER 23—INTERNAL SECURITY (§§ 781—858)
- SUBCHAPTER I—CONTROL OF SUBVERSIVE ACTIVITIES (§§ 781—798)
- SUBCHAPTER II—EMERGENCY DETENTION OF SUSPECTED SECURITY RISKS (§ 811_to_826)
- SUBCHAPTER III—PERSONNEL SECURITY PROCEDURES IN NATIONAL SECURITY AGENCY (§§ 831—835)
- SUBCHAPTER IV—COMMUNIST CONTROL (§§ 841—844)
- SUBCHAPTER V—REGISTRATION OF CERTAIN PERSONS TRAINED IN FOREIGN ESPIONAGE SYSTEMS (§§ 851—858)