Chemical-terrorism Vulnerability Information CVI

A CUI category in the Critical Infrastructure grouping of NARA's registry, CUI Basic or CUI Specified depending on the authority, marked CUI//SP-CVI.

CVI
CUI//SP-CVI
Basic and Specified
Critical Infrastructure

NARA's description

CUI Registry · Chemical-terrorism Vulnerability Information
In accordance with Section 550(c) of the Department of Homeland Security Appropriations Act of 2007, the following information, whether transmitted verbally, electronically, or in written form, shall constitute CVI, see (1) - (9).

Verbatim from the registry entry, which NARA last reviewed on May 8, 2025. Fetched 2026-09-08.

Markings

Category marking: CVI
Banner, Specified authorities: CUI//SP-CVI
Banner, Basic authorities: CUI
Alternative banner, Basic: CUI//CVI

A banner reads CUI for Basic categories and CUI//SP-CVI for Specified ones, followed by any limited dissemination control such as NOFORN. How the marking rule works, verbatim from 32 CFR 2002.20.

Authorities

The law, regulation or Government-wide policy that makes this information CUI, and whether it does so as a Basic or a Specified authority.

Safeguarding or dissemination authority	Basic or Specified	Banner	Sanctions
6 USC 121 note	Basic	CUI	6 CFR 27.400(j)
6 CFR 27	Specified	CUI//SP-CVI	6 CFR 27.400(j)

Source: https://www.archives.gov/cui/registry/category-detail/chemical-terrorism-vulnerability-information.