33 CFR § 104.220 - Company or vessel personnel with security duties.

---
identifier: "/us/cfr/t33/s104.220"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "33 CFR § 104.220 - Company or vessel personnel with security duties."
title_number: 33
title_name: "Navigation and Navigable Waters"
section_number: "104.220"
section_name: "Company or vessel personnel with security duties."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "H"
subchapter_name: "MARITIME SECURITY"
part_number: "104"
part_name: "MARITIME SECURITY: VESSELS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "46 U.S.C. 70051, 70116, Chapter 701; 33 CFR 1.05-1, 6.04-11, 6.14, 6.16, and 6.19; DHS Delegation No. 00170.1, Revision No. 01.3."
regulatory_source: "USCG-2003-14749, 68 FR 39302, July 1, 2003, unless otherwise noted."
cfr_part: "104"
---


# 104.220 Company or vessel personnel with security duties.

Company and vessel personnel responsible for security duties must maintain a TWIC, and must have knowledge, through training or equivalent job experience, in the following, as appropriate:

(a) Knowledge of current security threats and patterns;

(b) Recognition and detection of dangerous substances and devices;

(c) Recognition of characteristics and behavioral patterns of persons who are likely to threaten security;

(d) Techniques used to circumvent security measures;

(e) Crowd management and control techniques;

(f) Security related communications;

(g) Knowledge of emergency procedures and contingency plans;

(h) Operation of security equipment and systems;

(i) Testing and calibration of security equipment and systems, and their maintenance while at sea;

(j) Inspection, control, and monitoring techniques;

(k) Relevant provisions of the Vessel Security Plan (VSP);

(l) Methods of physical screening of persons, personal effects, baggage, cargo, and vessel stores; and

(m) The meaning and the consequential requirements of the different Maritime Security (MARSEC) Levels.

(n) Relevant aspects of the TWIC program and how to carry them out.

[USCG-2003-14749, 68 FR 39302, July 1, 2003, as amended by USCG-2006-24196, 72 FR 3580, Jan. 25, 2007]