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International Association of Classification Societies

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Scheme (QSCS) Operations Centre. The Council is the governing body of the Association, with each member represented on the Council by a senior management executive. The Chairman of the Council is elected from among the IACS Members for a term of two years. Reporting to the Council is the General Policy Group (GPG), made up of a senior management representative from each member society. The GPG develops and implements actions giving effect to the policies, directions, and long-term plans of the Council and provide advice to the Council as necessary on issues in the maritime field, and initiate action in areas of strategic importance to the Association. The technical work of IACS (i.e. development of IACS Resolutions/Recommendations) is undertaken by several Working Groups (WGs) which comprise seven panels (a permanent WG related to specific areas of the technical work) and nine EGs (a non-permanent WG to advise on a specialised area of IACS' work), the members of which are drawn from the technical, engineering, survey or quality management staff of the member societies.
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On delivery, the vessel will receive periodic surveys by the society to verify that it is being maintained to the required standard. These surveys generally follow a five-year cycle of annual, intermediate, and special surveys with the extent of the survey varying depending upon the age of the vessel or offshore unit and the type of survey being conducted.
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There are more than 50 organizations worldwide that define their activities as providing marine classification. Those classification societies that meet the conditions of membership may apply for membership of IACS. To remain a member, all members are required to demonstrate continued compliance with
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IACS has consultative status with the IMO and remains the only non-governmental organization with observer status which also develops and applies technical rules that are reflective of the aims embodied within IMO conventions. The link between the international maritime regulations, developed by the
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The classification process begins with the evaluation by the classification society of a submitted design to determine its compliance with the rules. During construction, classification society surveyors attend the vessel to verify that it is built in conformance with the drawings and to the rules.
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For a vessel to remain "in class" it must meet the class rule requirements at the completion of each survey. Should a vessel sustain in-service damage, the vessel's owner advises the classification society of record so that a damage survey can be arranged. If the surveyor decides that the damaged
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IACS operates through the following bodies: Council, Chair's Office, Sub-Committee (on Quality Policy), General Policy Group (GPG), Quality Committee (QC), Panels, Expert Groups (EGs), Small Groups (SGs), Project Teams (PTs) and the Permanent Secretariat including the Quality System Certification
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IACS is a non-commercial, technical collaboration association to establish, review, develop, and promote minimum technical requirements in relation to the design, construction, maintenance and survey of ships and other marine related facilities and to assist international regulatory bodies in the
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Marine classification is a system for promoting the safety of life, property and the environment primarily through the establishment and verification of compliance with technical and engineering standards for the design, construction and life-cycle maintenance of ships, offshore units and other
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marine-related facilities. These standards are contained in rules established by each Society. IACS provides a forum within which the member societies can discuss, research, and adopt technical criteria that enhance
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To promote maritime safety and clean seas, IACS and its individuals carry out research and development on marine-related topics, providing technical support and verifying compliance with published standards.
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of 1930. The convention recommended collaboration between classification societies to secure "as much uniformity as possible in the application of the standards of strength upon which freeboard is based...".
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development and interpretation of statutory regulations to help ensure their universal and uniform application, with a view to improving safety at sea and marine environmental protection.
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A second major class society conference, held in 1955, led to the creation of working parties on specific topics and, in 1968, to the formation of IACS by seven leading societies.
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Keeping in mind of increased loss of containers vessels, IACS adopts two new Unified Requirements, UR C6 and UR C7, to enhance the cargo securing arrangements of container ships.
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vessel no longer meets the rules, the owner must carry out repairs to bring the vessel back into compliance if it is to remain in the class.
974: 137:. More than 90% of the world's cargo-carrying ships’ tonnage is covered by the classification standards set by member societies of IACS. 82: 979: 607: 154: 683: 264:
IMO and the classification rule requirements for a ship's hull structure and essential engineering systems is codified in the
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quality standards as determined by periodic audits conducted by Independent Accredited Certification Bodies (ACBs).
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In 1969, IACS was given consultative status by the IMO. Its membership has increased since that time to twelve.
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As of February 2024, IACS has 12 members, collectively representing over 90% of the global tonnage, with
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becoming the newest member subsequent to a successful verification of the IACS Membership Criteria.
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Although IACS is a non-governmental organization, it also plays a role within the
142: 881: 354: 170: 968: 165:(RINA) hosted the first conference of major societies in 1939 - attended by 383: 686:. Capital Link International Holdings Ltd. Asia Financial. 23 June 2022. 583:"What is International Association of Classification Societies (IACS)?" 257: 794: 698:"Volume 2: PROCEDURES CONCERNING REQUIREMENTS FOR MEMBERSHIP OF IACS" 509: 24: 545: 401: 347: 200: 196: 899: 797:. International Association of Classification Societies Limited 684:"India Sails to Rescue of Russian Oil Tankers Hit by Sanctions" 455: 437: 219: 204: 638:"IACS Council Withdraws Russian Register's Membership of IACS" 527: 491: 473: 365: 189:- which agreed on further cooperation between the societies. 663:"India provides safety certification to Russian oil tankers" 419: 821: 745:"Glance at IACS UR C6: Requirements for Lashing Software" 567: 408: 211: 58:"International Association of Classification Societies" 266:
International Convention for the Safety of Life at Sea
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IACS traces its origins to the recommendations of the
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International Association of Classification Societies
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International Association of Classification Societies
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Unsourced material may be challenged and removed. 966: 301: 133:that currently consists of twelve member marine 844: 580: 608:"DNV and Germanischer Lloyd Announce Merger" 195:IACS was founded on September 11, 1968, in 851: 837: 218:merged in 2013; the new entity was called 581:Bhattacharjee, Shilavadra (3 July 2019). 109:Learn how and when to remove this message 967: 678: 676: 657: 655: 203:and its headquarters are currently in 155:International Convention on Load Lines 953:Russian Maritime Register of Shipping 832: 742: 600: 231:Russian Maritime Register of Shipping 618:from the original on 3 November 2013 47:adding citations to reliable sources 18: 975:International Maritime Organization 770:"Safer and Cleaner Shipping - IACS" 719:"Safer and Cleaner Shipping - IACS" 673: 652: 254:International Maritime Organization 13: 281:Duty and responsibility of members 229:, IACS withdrew the membership of 14: 991: 813: 227:2022 Russian invasion of Ukraine 23: 787: 762: 644:(Press release). Archived from 271: 34:needs additional citations for 736: 711: 690: 630: 574: 560: 145:and environmental protection. 1: 980:Ship classification societies 894:Croatian Register of Shipping 553: 373:Croatian Register of Shipping 309: 302:Latest Unified Recommendation 131:non-governmental organization 16:Non-governmental organization 918:Lloyd's Register of Shipping 888:China Classification Society 743:Kumar, Vimal (8 June 2024). 391:China Classification Society 222:but changed to DNV in 2021. 7: 930:Polish Register of Shipping 912:Korean Register of Shipping 906:Indian Register of Shipping 876:American Bureau of Shipping 499:Polish Register of Shipping 463:Korean Register of Shipping 427:Indian Register of Shipping 337:American Bureau of Shipping 10: 996: 243: 161:Following the convention, 148: 945: 868: 129:) is a technically based 936:Registro Italiano Navale 669:. Reuters. 23 June 2022. 517:Registro Italiano Navale 163:Registro Italiano Navale 135:classification societies 43:improve this article 924:Nippon Kaiji Kyokai 481:Nippon Kaiji Kyokai 318: 707:. 2 December 2021. 317: 216:Germanischer Lloyd 962: 961: 648:on 12 March 2022. 551: 550: 119: 118: 111: 93: 987: 853: 846: 839: 830: 829: 825: 824: 822:Official website 807: 806: 804: 802: 791: 785: 784: 782: 780: 766: 760: 759: 757: 755: 740: 734: 733: 731: 729: 715: 709: 708: 702: 694: 688: 687: 680: 671: 670: 659: 650: 649: 634: 628: 627: 625: 623: 604: 598: 597: 595: 593: 578: 572: 571: 564: 445:Lloyd's Register 319: 316: 114: 107: 103: 100: 94: 92: 51: 27: 19: 995: 994: 990: 989: 988: 986: 985: 984: 965: 964: 963: 958: 941: 864: 857: 820: 819: 816: 811: 810: 800: 798: 793: 792: 788: 778: 776: 768: 767: 763: 753: 751: 741: 737: 727: 725: 717: 716: 712: 700: 696: 695: 691: 682: 681: 674: 667:Ship Technology 661: 660: 653: 636: 635: 631: 621: 619: 606: 605: 601: 591: 589: 579: 575: 566: 565: 561: 556: 312: 304: 283: 274: 246: 225:Because of the 151: 143:maritime safety 115: 104: 98: 95: 52: 50: 40: 28: 17: 12: 11: 5: 993: 983: 982: 977: 960: 959: 957: 956: 949: 947: 943: 942: 940: 939: 933: 927: 921: 915: 909: 903: 897: 891: 885: 882:Bureau Veritas 879: 872: 870: 866: 865: 856: 855: 848: 841: 833: 827: 826: 815: 814:External links 812: 809: 808: 795:"IACS Members" 786: 761: 749:Nautical Voice 735: 710: 689: 672: 651: 629: 599: 587:Marine Insight 573: 568:"IACS Website" 558: 557: 555: 552: 549: 548: 543: 540: 537: 531: 530: 525: 522: 519: 513: 512: 507: 504: 501: 495: 494: 489: 486: 483: 477: 476: 471: 468: 465: 459: 458: 453: 450: 447: 441: 440: 435: 432: 429: 423: 422: 417: 414: 411: 405: 404: 399: 396: 393: 387: 386: 381: 378: 375: 369: 368: 363: 360: 357: 355:Bureau Veritas 351: 350: 345: 342: 339: 333: 332: 329: 326: 323: 311: 308: 303: 300: 282: 279: 273: 270: 245: 242: 150: 147: 117: 116: 31: 29: 22: 15: 9: 6: 4: 3: 2: 992: 981: 978: 976: 973: 972: 970: 954: 951: 950: 948: 944: 937: 934: 931: 928: 925: 922: 919: 916: 913: 910: 907: 904: 901: 898: 895: 892: 889: 886: 883: 880: 877: 874: 873: 871: 867: 862: 854: 849: 847: 842: 840: 835: 834: 831: 823: 818: 817: 796: 790: 775: 771: 765: 750: 746: 739: 724: 720: 714: 706: 699: 693: 685: 679: 677: 668: 664: 658: 656: 647: 643: 639: 633: 617: 613: 609: 603: 588: 584: 577: 569: 563: 559: 547: 544: 541: 538: 536: 533: 532: 529: 526: 523: 520: 518: 515: 514: 511: 508: 505: 502: 500: 497: 496: 493: 490: 487: 484: 482: 479: 478: 475: 472: 469: 466: 464: 461: 460: 457: 454: 451: 448: 446: 443: 442: 439: 436: 433: 430: 428: 425: 424: 421: 418: 415: 412: 410: 407: 406: 403: 400: 397: 394: 392: 389: 388: 385: 382: 379: 376: 374: 371: 370: 367: 364: 361: 358: 356: 353: 352: 349: 346: 343: 340: 338: 335: 334: 330: 327: 325:Abbreviation 324: 321: 320: 315: 307: 299: 295: 291: 287: 278: 269: 267: 261: 259: 255: 250: 241: 239: 234: 232: 228: 223: 221: 217: 213: 208: 206: 202: 198: 193: 190: 188: 184: 180: 176: 172: 168: 164: 159: 156: 146: 144: 138: 136: 132: 128: 124: 113: 110: 102: 91: 88: 84: 81: 77: 74: 70: 67: 63: 60: –  59: 55: 54:Find sources: 48: 44: 38: 37: 32:This article 30: 26: 21: 20: 926:(NK/ClassNK) 860: 799:. 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"International Association of Classification Societies"
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non-governmental organization
classification societies
maritime safety
International Convention on Load Lines
Registro Italiano Navale
ABS
BV
DNV
GL
LR
NK
Hamburg
Germany
London
DNV
Germanischer Lloyd
DNV GL
2022 Russian invasion of Ukraine
Russian Maritime Register of Shipping

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