6 CFR § 126.3 - Definitions.

---
identifier: "/us/cfr/t6/s126.3"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "6 CFR § 126.3 - Definitions."
title_number: 6
title_name: "Domestic Security"
section_number: "126.3"
section_name: "Definitions."
chapter_name: "DEPARTMENT OF HOMELAND SECURITY, OFFICE OF THE SECRETARY"
part_number: "126"
part_name: "TRANSPORTATION SECURITY OVERSIGHT BOARD REVIEW PANEL PROCESS AND PROCEDURES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "49 U.S.C. 115, 46111; Department of Homeland Security Delegation No. 7071.1."
regulatory_source: "89 FR 17702, Mar. 12, 2024, unless otherwise noted."
cfr_part: "126"
---


# 126.3 Definitions.

*Classified information* has the meaning given to that term in Executive Order 13526 or any successor Executive Order.

*Communication technology* means telephone or a videoconferencing platform.

*Other protected information* means other information that the government is authorized by statute, regulation, or Executive order to withhold.

*Sensitive Security Information (SSI)* means information described in 49 CFR 1520.5.

*Substantial evidence* means such relevant evidence as a reasonable mind might accept as adequate to support a conclusion.

*Transportation Security Oversight Board (TSOB)* means the board established pursuant to 49 U.S.C. 115.

*Transportation Security Oversight Board (TSOB) Review Panel* means the panel established pursuant to 49 U.S.C. 46111(d) to consider an appeal from a decision of an administrative law judge as the result of a hearing under 49 U.S.C. 46111(b).