What is the difference between FOIA Exemption 6 and Exemption 7(C) for protecting personal privacy?

Both Exemption 6 and Exemption 7(C) of the federal Freedom of Information Act (FOIA) let agencies withhold information to protect personal privacy. They are not interchangeable, though. They cover different categories of records and apply different balancing tests, and 7(C) is generally the stronger shield. For broader background, see FOIA and public records.

What Each Exemption Covers

Exemption 6 applies to “personnel and medical files and similar files” when disclosure would constitute a clearly unwarranted invasion of personal privacy. Courts read “similar files” broadly to reach almost any record that identifies an individual, regardless of which agency holds it.

Exemption 7(C) applies only to records or information compiled for law enforcement purposes. It protects against disclosure that could reasonably be expected to constitute an unwarranted invasion of personal privacy. Because the records arise from investigations, the privacy interest at stake is often heightened.

The Key Differences

• Threshold: Exemption 6 requires a “clearly unwarranted” invasion, a higher bar for the agency to meet. Exemption 7(C) only requires that an invasion “could reasonably be expected,” which is easier for the agency to satisfy.
• Scope of records: Exemption 6 reaches a wide range of personal records. Exemption 7(C) is limited to law enforcement records.
• Strength of protection: Because of its lower threshold and the sensitivity of investigatory files, 7(C) generally protects privacy more strongly than Exemption 6.

How the Balancing Works

Under both exemptions, the agency weighs the individual’s privacy interest against the public’s interest in disclosure. The relevant public interest is narrow: whether release would shed light on how the government performs its duties, not curiosity about a private person. If privacy outweighs that public interest, the agency may withhold or redact identifying details.

Practical Notes

Agencies often release records with names and identifiers redacted rather than withholding entire documents. The federal FOIA generally gives agencies 20 business days to respond, though processing of complex requests can take longer. These exemptions are federal. State public-records laws vary, with their own privacy provisions and balancing standards, so check the statute and guidance for the jurisdiction you are requesting from.