Chapter 36 - FOREIGN INTELLIGENCE SURVEILLANCE
- Subchapter I - ELECTRONIC SURVEILLANCE (§§ 1801 — 1813)
- Subchapter II - PHYSICAL SEARCHES (§§ 1821 — 1829)
- Subchapter III - PEN REGISTERS AND TRAP AND TRACE DEVICES FOR FOREIGN INTELLIGENCE PURPOSES (§§ 1841 — 1846)
- Subchapter IV - ACCESS TO CERTAIN BUSINESS RECORDS FOR FOREIGN INTELLIGENCE PURPOSES (§§ 1861 — 1864)
- Subchapter V - OVERSIGHT (§§ 1871 — 1874)
- Subchapter VI - ADDITIONAL PROCEDURES REGARDING CERTAIN PERSONS OUTSIDE THE UNITED STATES (§§ 1881 — 1881g)
- Subchapter VII - PROTECTION OF PERSONS ASSISTING THE GOVERNMENT (§§ 1885 — 1885c)