Chapter 36 — Foreign Intelligence Surveillance
- Subch. I Electronic Surveillance §§1801 to 1813
- Subch. II Physical Searches §§1821 to 1829
- Subch. III Pen Registers and Trap and Trace Devices for Foreign Intelligence Purposes §§1841 to 1846
- Subch. IV Access to Certain Business Records for Foreign Intelligence Purposes §§1861 to 1864
- Subch. V Oversight §§1871 to 1874
- Subch. VI Additional Procedures Regarding Certain Persons Outside the United States §§1881 to 1881h
- Subch. VII Protection of Persons Assisting the Government §§1885 to 1885c