---
kind: "unit"
title: "50"
title_heading: "War and National Defense"
key: "ch36/schIV"
level: "subchapter"
label: "Subchapter IV"
heading: "Access to Certain Business Records for Foreign Intelligence Purposes"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/50/ch36-schIV"
sections_count: 4
---

# Subchapter IV — Access to Certain Business Records for Foreign Intelligence Purposes

Title 50 — War and National Defense › Chapter 36 — Foreign Intelligence Surveillance

## Sections

- [§1861. Definitions](/usc/50/1861.md)
- [§1862. Access to certain business records for foreign intelligence and international terrorism investigations](/usc/50/1862.md)
- [§1863. Congressional oversight](/usc/50/1863.md)
- [§1864. Notification of changes to retention of call detail record policies](/usc/50/1864.md)