What's the difference between declassification and downgrading a classified record?

Both declassification and downgrading are decisions made about a record that has been classified to protect national security. They both reduce the level of protection a record carries, but they are not the same action. The difference comes down to how far the protection is reduced.

Downgrading

Downgrading lowers a record from a higher classification level to a lower one while keeping it classified. In the U.S. system, the recognized levels are, from highest to lowest: Top Secret, Secret, and Confidential.

When a record is downgraded, an authorized official has determined that the information still requires protection, but that unauthorized disclosure would now cause a lesser degree of harm than the original level reflected. For example, information once marked Top Secret might be downgraded to Secret as its sensitivity diminishes over time. The record remains classified, and access controls, handling rules, and marking requirements still apply.

Declassification

Declassification removes the classification entirely. Once a record is declassified, it is no longer protected as national security information and may become eligible for public release, often through processes such as the Freedom of Information Act or systematic and automatic review programs.

Declassification reflects a determination that the information no longer requires protection at all, whether because the sensitivity has lapsed, a specified time has passed, or a particular event has occurred.

How they relate

A helpful way to think about it:

• Downgrading = still secret, just less so.
• Declassification = no longer secret.

Both are typically tied to instructions set when a record is first classified, including scheduled review dates and conditions for reducing protection. Authorized officials, agency review programs, and oversight bodies govern when and how each occurs, and records of these decisions are themselves maintained as part of sound information governance.

For records and information governance professionals, the practical takeaway is that the marking on a document is not permanent. It carries built-in instructions for change, and tracking those changes accurately is essential to both transparency and continued protection of genuinely sensitive material.

To explore related concepts, see the declassification topic hub.