List of Current and Effective ClassNK Technical Information
Last update: 2026/07/17
| Tec No. | Subject | File | Date of Issue | Contact |
|---|---|---|---|---|
| 1240 |
Revision and update of Safety Management System onboard Panamanian flagged ships with multiple load lines
|
2021/07/05 | SMD | |
| 1239 |
Improvement measures to reduce the damage generated by fire accident on large size Vehicle Carriers-Effective use of fixed foam fire-extinguishing systems-
|
2021/06/11 | DVD | |
| 1238 |
Scuffing and excessive wear of cylinder liners as well as the wear, sticking or breakage of piston rings, and deposit formation in the piston crown and ring areas of two-stroke main engines using VLSFO
|
2021/06/02 | MCD | |
| 1237 |
Enhanced Monitoring Programme for Bahamian ships
|
2021/05/20 | SVD | |
| 1236 |
Emergency escape breathing devices (EEBDs) onboard the Panama flag vessels
|
2021/05/17 | EQD | |
| 1235 |
Amendment to the ClassNK Rules and Guidance related to computer based systems
|
2021/05/14 | MCD | |
| 1234 |
Oxygen Cylinders onboard Panamanian Flagged Ships
|
2021/05/11 | SMD | |
| 1233 |
Cracking at the Big Ends of Taper Sections of Water Lubricated Propeller Shafts
|
2021/04/30 | MCD | |
| 1232 |
Portable Radio Apparatus for Fire Fighting Parties onboard Malaysian flagged ships
|
2021/04/20 | EQD | |
| 1231 |
Lifting Appliances for Malaysian flagged ships
|
2021/04/12 | EQD | |
| 1229 |
Summary of the Outcomes of MSC 102
|
2021/02/24 | XAD | |
| 1228 |
Summary of the outcomes of MEPC 75
|
2021/02/09 | XAD | |
| 1227 |
Amendments of 2018 to the code of the MLC, 2006 (effective on and after 26 Dec. 2020) (for non-Japanese flag vessels)
|
2021/01/29 | SMD | |
| 1222 |
Amendments to the IBC/BCH Code & MARPOL 73/78 Annex II which will enter into force on 1 January 2021 (For Japanese flag ships)
|
2020/12/10 | HLD | |
| 1221 |
AMSA's approach to maximum period of shipboard service for seafarers
|
2020/11/27 | SMD | |
| 1220 |
No English version
|
2020/11/25 | SMD | |
| 1218 |
Medical Oxygen Cylinder onboard Liberian flagged ships
|
2020/11/17 | EQD | |
| 1214 |
Corrosion of distance pieces associated with SOx scrubber discharge waterlines (Part 2)
|
2020/11/04 | SVD | |
| 1213 |
Portable Radios for Fire Fighting Parties onboard Liberian flagged ships
|
2020/11/04 | EQD | |
| 1212 |
Safety Radio (SR) survey of Japanese flag ships (Revision)
|
2020/10/28 | EQD | |
| 1209 |
Amendments to the IBC/BCH Code & MARPOL 73/78 Annex II which will enter into force on 1 January 2021 (For non-Japanese flag ships)
|
2020/09/15 | HLD | |
| 1208 |
Applicability, procedure, etc. for flag change from non-Japanese to Japanese without drydocking
|
2020/09/08 | SVD | |
| 1207 |
Compliance with the EU Ship Recycling Regulation - Non-EU flagged vessels
|
2020/09/03 | SMD | |
| 1206 |
Ship Construction File(SCF)for ships to which GBS requirements are applicable
|
2020/07/15 | SVD | |
| 1205 |
Corrosion of distance piece on SOx scrubber discharge water line
|
2020/04/09 | SVD | |
| 1204 |
Steel coil loading program of existing dry cargo ships to which Common Structural Rules for Bulk Carriers and Oil Tankers is applied
|
2020/03/30 | HLD | |
| 1202 |
Sampling analysis at the commissioning tests of Ballast Water Management Systems (Panama)
|
2020/03/27 | MCD | |
| 1199 |
Sampling analysis at the commissioning test of Ballast Water Management System
|
2020/02/21 | MCD | |
| 1198 |
Start of the Annual report verification of IMO Data Collection Systems for fuel oil consumption of ships (IMO DCS)
|
2020/02/14 | SMD | |
| 1195 |
Amendments to the IBC/BCH Code & MARPOL 73/78 Annex II which will enter into force on 1 January 2021(For non-Japanese flag ships)
|
2019/12/13 | HLD | |
| 1194 |
Ban the use of open-loop scrubbers within Panama Canal waters
|
2019/11/20 | TSD | |
| 1193 |
Ballast Water Management Convention for Singapore-flagged ships
|
2019/10/23 | MCD | |
| 1192 |
Introduction to the outcomes of MEPC 74
|
2019/10/09 | XAD | |
| 1191 |
Introduction to the Outcomes of MSC 101
|
2019/10/02 | XAD | |
| 1190 |
Issuance of "Precautions concerning change-over to 0.50% sulphur compliant fuel oils"
|
2019/09/30 | MCD | |
| 1187 |
Guidance of registration and usage of "ClassNK MRV Portal" for IMO Data Collection Systems for fuel oil consumption of ships (IMO DCS)(Including the case of Company and/or Flag change)
|
2019/08/05 | SMD | |
| 1185 |
Adding Note on Survey Status to EU flagged ships which are subject to EU Regulation on Ship Recycling
|
2019/07/01 | SMD | |
| 1183 |
Requirements for maintenance, thorough examination, operational testing, overhaul and repair of lifeboats and rescue boats, launching appliances and release gear
|
2019/06/24 | SVD | |
| 1182 |
Revision of format of Certificate of Classification (Abolishment of Certificate of Installations Registration / Incorporation of Certificate of Installations Registration into Certificate of Classification)
|
2019/06/18 | CLD | |
| 1181 |
Graphical symbols for Fire Control Plans onboard the Cook Islands flagged ships
|
2019/04/19 | EQD | |
| 1180 |
Introduction to the Outcomes of MSC 100
|
2019/04/01 | XAD | |
| 1179 |
Sample and appraisal services for a ship implementation plan in preparation for the 0.50% sulphur limit for fuel oils from 2020
|
2019/03/29 | MCD | |
| 1178 |
Two way portable radio apparatus for fire fighter's communication for the Cook Islands flag vessels
|
2019/03/19 | EQD | |
| 1176 |
Graphical symbols for Fire Control Plans onboard the Maltese flagged ships
|
2019/02/22 | EQD | |
| 1175 |
Introduction to the outcomes of MEPC 73
|
2019/02/08 | XAD | |
| 1174 |
Additional information on Chinese regulations related to the sulphur content of fuel oil on or after 1 January 2019
|
2019/01/28 | TSD | |
| 1173 |
Ban the use of open-loop scrubbers within Port of Fujairah
|
2019/01/25 | TSD | |
| 1172 |
----- No English version -----
|
2019/01/08 | SMD | |
| 1171 |
Expansion of applicable areas subject to regulations on the sulphur content of fuel oil
|
2018/12/28 | TSD | |
| 1170 |
Commencement of the EU Regulation on Ship Recycling
|
2018/12/28 | SMD |