In camera is Latin for "in chambers." An in camera review is a procedure in which a judge inspects documents, testimony, or other evidence privately—typically in chambers or a sealed courtroom—rather than in open court. The purpose is to let a court weigh competing interests (such as national security, attorney-client privilege, trade secrets, grand jury secrecy, or personal privacy) against a party's need for disclosure, without prematurely exposing the material itself.
The mechanism appears across many legal systems. In U.S. federal practice it is used routinely under the Freedom of Information Act (5 U.S.C. § 552(a)(4)(B)), which authorizes courts to examine withheld agency records in camera to test whether claimed exemptions actually apply. The Classified Information Procedures Act (CIPA), enacted in 1980, similarly directs judges to assess classified evidence in camera before deciding on its use at trial. Privilege disputes—executive, deliberative-process, work-product, or clergy-penitent—are also commonly resolved this way.
Key features typically include:
- Limited audience. Often only the judge sees the material; sometimes cleared counsel may attend.
- Sealed record. Transcripts and exhibits are kept under seal, though redacted versions may later be released.
- Narrow purpose. The review decides admissibility, discoverability, or disclosure—not the underlying merits.
For researchers and MUN delegates, the concept matters because it shapes how states reconcile transparency norms with secrecy claims. International tribunals use analogous procedures: the International Criminal Court permits ex parte and in camera hearings under Rule 81 of its Rules of Procedure and Evidence to protect witnesses and sensitive information, and the ICTY developed similar practice for protected witnesses in the 1990s Balkans cases.
Critics argue that heavy reliance on in camera procedure can erode adversarial testing of evidence and public accountability; defenders see it as the least-bad compromise when openness would itself defeat justice or endanger people.
Example
In the 1974 case *United States v. Nixon*, the Supreme Court ordered that the disputed White House tapes be turned over to Judge John Sirica for in camera review to separate privileged material from evidence relevant to the Watergate prosecutions.
Frequently asked questions
Not necessarily. The judge reviews it privately to decide what should remain sealed; non-sensitive portions are often released, sometimes in redacted form.
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