What is the Purpose of the ISOO CUI Registry? A Guide to Controlled Unclassified Information

What is the ISOO CUI Registry?

Maintained by the Information Security Oversight Office (ISOO), the ISOO CUI Registry serves as a centralized repository for all matters pertaining to Controlled Unclassified Information (CUI). It establishes a standardized approach for government agencies and their contractors to identify, handle, and protect CUI.

Core Functions of the ISOO CUI Registry

• Standardization: The registry defines a uniform set of CUI categories and subcategories. This ensures consistency across government entities in recognizing and safeguarding sensitive information.
• Definitions & Descriptions: Each CUI category within the registry comes with a clear definition and description. This clarity helps personnel understand the nature of the information and the appropriate security measures.
• Marking Requirements: The registry specifies the markings to be applied to CUI documents and systems. These markings indicate the CUI category, dissemination restrictions, and handling procedures.
• Dissemination Controls: The registry outlines limitations on how CUI can be shared. This includes who can access the information and under what circumstances.
• Decontrol Procedures: The registry lays out the process for declassifying CUI when it no longer requires protection.

Benefits of the ISOO CUI Registry

• Consistency: The registry promotes a consistent approach to CUI management across government agencies, reducing confusion and enhancing information security.
• Efficiency: Standardized procedures streamline CUI handling, saving time and resources.
• Transparency: Clear definitions and dissemination controls promote transparency in how the government handles sensitive information.
• Accountability: The registry establishes a framework for accountability, ensuring proper handling of CUI.

Who Should Use the ISOO CUI Registry?

• Government Agencies: All federal agencies involved in handling CUI must adhere to the guidelines outlined in the registry.
• Government Contractors: Contractors working with government agencies on projects involving CUI need to familiarize themselves with the registry to ensure proper handling of sensitive information.

How to Access the ISOO CUI Registry

The ISOO CUI Registry is publicly available online on the National Archives website https://www.archives.gov/cui.

FAQs

Q: Who can access the ISOO CUI Registry?

A: The registry is accessible to federal employees, contractors, and partners who require information on CUI handling and safeguarding.

Q: How often is the ISOO CUI Registry updated?

A: The registry is updated regularly to reflect changes in policies, regulations, and best practices.

Q: What types of information are included in the ISOO CUI Registry?

A: The registry includes information on CUI categories, marking requirements, handling procedures, and other relevant guidelines.

Conclusion

The ISOO CUI Registry serves as a cornerstone for safeguarding Controlled Unclassified Information within the U.S. government. By establishing standardized procedures and clear guidelines, the registry ensures consistent and effective protection of sensitive government data.