SUBCHAPTER II—PHYSICAL SEARCHES (§§ 1821—1829)
- § 1821. Definitions
 - § 1822. Authorization of physical searches for foreign intelligence purposes
 - § 1823. Application for order
 - § 1824. Issuance of order
 - § 1825. Use of information
 - § 1826. Congressional oversight
 - § 1827. Penalties
 - § 1828. Civil liability
 - § 1829. Authorization during time of war