---
kind: "unit"
title: "6"
title_heading: "Domestic Security"
key: "chI/part5/subpartC"
level: "subpart"
label: "Subpart C"
heading: "Disclosure of Information in Litigation"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/6/chI-part5-subpartC"
sections_count: 9
---

# Subpart C — Disclosure of Information in Litigation

Title 6 C.F.R. — Domestic Security › Chapter I — Department of Homeland Security, Office of the Secretary › Part 5 — Disclosure of Records and Information

## Sections

- [§5.41. Purpose and scope; definitions.](/cfr/6/5.41.md)
- [§5.42. Service of summonses and complaints.](/cfr/6/5.42.md)
- [§5.43. Service of subpoenas, court orders, and other demands or requests for official information or action.](/cfr/6/5.43.md)
- [§5.44. Testimony and production of documents prohibited unless approved by appropriate Department officials.](/cfr/6/5.44.md)
- [§5.45. Procedure when testimony or production of documents is sought; general.](/cfr/6/5.45.md)
- [§5.46. Procedure when response to demand is required prior to receiving instructions.](/cfr/6/5.46.md)
- [§5.47. Procedure in the event of an adverse ruling.](/cfr/6/5.47.md)
- [§5.48. Considerations in determining whether the Department will comply with a demand or request.](/cfr/6/5.48.md)
- [§5.49. Prohibition on providing expert or opinion testimony.](/cfr/6/5.49.md)