TEC-011 - Technical Letters
24 September 2025
Marine Notice 09/25
Marine Notice
TEC
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Rev.
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5
TO: | ALL SHIPOWNERS, OPERATORS, MASTERS AND OFFICERS OF MERCHANT SHIPS, AGENTS AND RECOGNIZED ORGANIZATIONS |
SUBJECT: | Technical Letters |
Reference: | (a) Maritime Regulation 2.35 |
(b) SOLAS Convention | |
(c) MARPOL Convention | |
(d) Load Line Convention | |
(e) 2009, 1989 and 1979 MODU Codes |
PURPOSE AND APPLICABILITY:
This Notice provides guidance on the issuance and current list of Technical Letters by the Liberian Administration, Office of the Deputy Commissioner, which include policy on various International Conventions and Codes for authorized Recognized Organization (RO) (the vessel's Classification Society which has been recognized and authorized to act on behalf of the Liberian Administration).
BACKGROUND:
The Liberian Administration, Office of the Deputy Commissioner, has issued many Technical Letters over the years. Some have become outdated or are no longer applicable. This Notice provides a centralized point to current Technical Letters.
TECHNICAL LETTERS:
Current Technical Letters are available in LISCR’s Online Library at:
https://www.liscr.com/onlinelibrary
Select the “Maritime” category, then “Official Guidance” and finally “Technical Letters”. Any other letters are to be considered revoked and no longer valid.
For questions concerning Technical Letters, please contact the Regulations and Standards Department at RegsandStandards@liscr.com or telephone +1 703 790 3434.
* * * * *
Inquiries concerning the subject of this Notice should be directed to the Office of the Deputy Commissioner, Republic of
Liberia, the Liberian International Ship & Corporate Registry, 22980 Indian Creek Drive., Suite 200, Dulles, VA 20166,
USA. The most current version of all Marine Notices are available in the Online Library at: http://www.liscr.com

