[Code of Federal Regulations]
[Title 33, Volume 3]
[Revised as of July 1, 2007]
From the U.S. Government Printing Office via GPO Access
[CITE: 33CFR401.20]

[Page 667]
 
                TITLE 33--NAVIGATION AND NAVIGABLE WATERS
 
CHAPTER IV--SAINT LAWRENCE SEAWAY DEVELOPMENT CORPORATION, DEPARTMENT OF 
                             TRANSPORTATION
 
PART 401_SEAWAY REGULATIONS AND RULES--Table of Contents
 
                          Subpart A_Regulations
 
Sec.  401.20  Automatic Identification System.

    (a) Each of the following vessels must use an Automatic 
Identification System (AIS) transponder to transit the Seaway:
    (1) Each commercial vessel that requires pre-clearance in accordance 
with Sec.  401.22 and has a 300 gross tonnage or greater, has a Length 
Over All (LOA) over 20 meters, or carries more than 50 passengers for 
hire; and
    (2) Each dredge, floating plant or towing vessel over 8 meters in 
length, except only each lead unit of combined and multiple units (tugs 
and tows).
    (b) Each vessel listed in paragraph (a) of this section must meet 
the following requirements to transit the Seaway:
    (1) International Maritime Organization (IMO) Resolution MSC.74(69), 
Annex 3, Recommendation on Performance Standards for a Universal 
Shipborne AIS, as amended;
    (2) International Telecommunication Union, ITU-R Recommendation 
M.1371-1: 2000, Technical Characteristics For A Universal Shipborne AIS 
Using Time Division Multiple Access In The VHF Maritime Mobile Band, as 
amended;
    (3) International Electrotechnical Commission, IEC 61993-2 Ed.1, 
Maritime Navigation and Radio Communication Equipment and Systems--AIS--
Part 2: Class A Shipborne Equipment of the Universal AIS--Operational 
and Performance Requirements, Methods of Test and Required Test Results, 
as amended;
    (4) International Maritime Organization (IMO) Guidelines for 
Installation of Shipborne Automatic Identification System (AIS), NAV 48/
18, 6 January 2003, as amended, and, for ocean vessels only, with a 
pilot plug, as specified in Section 3.2 of those Guidelines, installed 
close to the primary conning position in the navigation bridge and a 
standard 120 Volt, AC, 3-prong power receptacle accessible for the 
pilot's laptop computer; and
    (5) The Minimum Keyboard Display (MKD) shall be located as close as 
possible to the primary conning position and be visible;
    (6) Computation of AIS position reports using differential GPS 
corrections from the U.S. and Canadian Coast Guards' maritime 
Differential Global Positioning System radiobeacon services; or
    (7) The use of a temporary unit meeting the requirements of 
paragraphs (b)(1) through (5) of this section is permissible; or
    (8) For each vessel with LOA less than 30 meters, the use of 
portable AIS compatible with the requirements of paragraphs (b)(1) 
through (3) and paragraph (5) of this section is permissible.

[68 FR 9551, Feb. 28, 2003; 68 FR 11974, Mar. 13, 2003, as amended at 70 
FR 12972, Mar. 17, 2005]