Appendix I
Summaries of the IACS Resolutions published in 2017
SUMMARY OF NEW/REVISIONS TO IACS UNIFIED REQUIREMENTS PUBLISHED IN 2017

New

RevisedIndex Resolution no. Revision Adoption

Corrigenda

Deleted/Withdrawn

Title

Implemention
Date

1
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UR Z25New
Jan 2017
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Periodic Survey of Fuel Installations on Ships other thanXĜŧƚåĀåÚ:±Ÿ±ųųĜåųŸƚƋĜĬĜǄĜĹčč±ŸŅųŅƋĘåųĬŅƵā±ŸĘŞŅĜĹƋüƚåĬŸǈŎI±ĹƖǈŎíƖeŎ

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cŅųĵ±Ĭ±ĹÚĘĜčĘåųŸƋųåĹčƋĘĘƚĬĬŸƋųƚÏƋƚų±ĬŸƋååĬŸǈŎIƚĬƼƖǈŎíƅeƐ

cåƵIƚĹƖǈŎƀeĹÏĘŅųĜĹÚĬ±ŸŸ%åŸĜčĹ±ĹÚƋåŸƋĜĹčǈŎIƚĬƼƖǈŎíƀaƖĂåƴţĉ

IƚĹƖǈŎƀeŸƋåųĹŞŅƵåųüŅųĵ±ĜĹŞųŅŞƚĬŸĜŅĹǈŎIƚĬƼƖǈŎííaĂƐåƴţƐ

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IƚĹƖǈŎƀŅĵŞƚƋåųŅüƋƵ±ųåüŅųkĹÆŅ±ųÚƋ±ÆĜĬĜƋƼ±ĬÏƚĬ±ƋĜŅĹŸǈŎIƚĬƼƖǈŎíŎǈ¬Ŏíåƴţƀ

IƚĹƖǈŎƀƚųƴåƼŅüa±ÏĘĜĹåųƼǈŎIƚĬƼƖǈŎíŎŎ¬ƀţŎåƴţŎƐeƚčƖǈŎƀBƚĬĬƚųƴåƼŸüŅų:åĹåų±Ĭ%ųƼ±ųčŅĘĜŞŸǈŎI±ĹƖǈŎĿŎƖ¬ƖĂåƴţŎ
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XĜŧƚåĀåÚ:±Ÿ±ųųĜåųŸƚƋĜĬĜǄĜĹčč±ŸŅųŅƋĘåųĬŅƵā±ŸĘŞŅĜĹƋüƚåĬŸǈŎI±ĹƖǈŎĿŎƐ¬ŎǈţƖåƴţƐĉåŞƖǈŎƀBƚĬĬƚųƴåƼŸŅüƚĬĩ±ųųĜåųŸǈŎI±ĹƖǈŎĿŎĉ¬ŎǈţĂåƴţŎƀåŞƖǈŎƀBƚĬĬƚųƴåƼŸŅü%ŅƚÆĬåĩĜĹƚĬĩ±ųųĜåųŸǈŎI±ĹƖǈŎĿ

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62

ě

APPENDIX I | IACS Annual Review 2017

SUMMARY OF NEW/REVISIONS TO IACS UNIFIED REQUIREMENTS PUBLISHED IN 2017

1. UR Z25 (New Jan 2017):
UR Z25 is developed to introduce common survey requirements for gas fuelled ships considering the implementationof the IGF Code on ships constructed on or after 1 January 2017. These requirements apply to ships, other than thoseFRYHUHGE\WKH85=ZKLFKXWLOLVHJDVRURWKHUORZÀDVKSRLQWIXHOVDVDIXHOIRUSURSXOVLRQSULPHPRYHUDX[LOLDU\power generation arrangements and associated systems. These requirements are in addition to the requirements of
UR Z18.

2. UR A1 (Corr.2 Mar 2017):
UR A1 gives the minimum requirements for the anchoring equipment. The anchoring equipment required herewith
is intended for temporary mooring of a ship within a harbour or sheltered area when the ship is awaiting berth, tide,
HWF,QWKLV&RUULJHQGXPH̆HFWLYHGDWHLVFKDQJHGIURP-DQXDU\WR-XO\LQRUGHUWRKDYHDFRQVLVWHQW
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3. UR A2 (Corr.2 Mar 2017):
85$JLYHVWKHPLQLPXPUHTXLUHPHQWVIRUVKLSERDUG¿WWLQJVDQGVXSSRUWLQJKXOOVWUXFWXUHVDVVRFLDWHGZLWKWRZLQJDQGPRRULQJRQFRQYHQWLRQDOVKLSV7KLVLVDSSOLFDEOHWRGHVLJQDQGFRQVWUXFWLRQRIVKLSERDUG¿WWLQJVDQGVXSSRUWLQJVWUXFWXUHVXVHGIRUWKHQRUPDOWRZLQJDQGPRRULQJRSHUDWLRQV,QWKLV&RUULJHQGXPH̆HFWLYHGDWHLVFKDQJHGIURP-DQXDU\WR-XO\LQRUGHUWRKDYHDFRQVLVWHQWH̆HFWLYHGDWHRIDSODQQHG5&185&1ZKLFKLVWR
incorporate the updates made to UR A1, UR A2 and Rec. 10.

4. UR S4 (Rev.4 Apr 2017):
UR S4 gives the value for material factor K, for the Use of High Tensile Steel with Minimum Yield Stress of 315 N/
mm2, 355 N/mm2 and 390 N/mm2. This UR does not apply to CSR Bulk Carriers and Oil Tankers. Rev.4 brings
changes to the values for material factor K.

5. UR W11 (Rev.9 May 2017):
85:UHTXLUHPHQWVDSSO\WRZHOGDEOHQRUPDODQGKLJKHUVWUHQJWKKRWUROOHGVWHHOSODWHVZLGHÀDWVVHFWLRQVDQG
bars intended for use in hull construction. This revision introduces requirements for surface quality of plates supplied
WRVKLS\DUGV2WKHUFKDQJHVFRQVLVWRIDUHYLHZRIWKHGH¿QLWLRQVRIVWHHOGHOLYHU\FRQGLWLRQVDJDLQVWFXUUHQWLQGXVWU\standards, and a revision to table 9.

6. UR A3 (New June 2017):,$&6GHYHORSHGWKH8QL¿HG5HTXLUHPHQW$IRUPRRULQJDQGDQFKRULQJHTXLSPHQWZKLFKZRXOGLQFOXGHPHDVXUHVto prevent the catastrophic failure of windlass hydraulic motors through over-pressurisation and over-speed. The UR
LQFOXGHV*HQHUDOUHTXLUHPHQWV$SSOLFDWLRQVFRSH'H¿QLWLRQ3ODQVDQGGRFXPHQWV0DWHULDO'HVLJQUHTXLUHPHQWV
and Test requirements (Refence to IACS Rec.10 & ISO 4568)

7. UR M25 (Rev.4 June 2017):850VSHFL¿HVWKHDVWHUQSRZHUIRUPDLQSURSXOVLRQ,QWKLVUHYLVLRQ$GGLWLRQRI0UHTXLULQJRQERDUGWHVWVWR
demonstrate the astern response characteristics of essential equipment and systems for propulsion. Rearrangement ofFootnote 2 as M25.5.

8. UR M53 (Rev.3 June 2017):850VWLSXODWHVWKHUXOHVIRUWKHGHVLJQRIFUDQNVKDIWVDUHWREHDSSOLHGWR,&HQJLQHVIRUSURSXOVLRQDQGDX[LOLDU\purposes, where the engines are capable of continuous operation at their rated power when running at rated speed.
This revision introduces additional requirements covering the following items:
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IACS | INTERNATIONAL ASSOCIATION OF CLASSIFICATION SOCIETIES

63

SUMMARY OF NEW/REVISIONS TO IACS UNIFIED REQUIREMENTS PUBLISHED IN 2017

9. UR L5 (Rev.3 June 2017):
7KLV8QL¿HG5HTXLUHPHQWLVDSSOLFDEOHWRVRIWZDUHZKLFKFDOFXODWHVWKHVWDELOLW\RIDFWXDOORDGLQJFRQGLWLRQVDQG
which is installed on ships and on units subject to compliance with the 1966 Load Line Convention or the 1988
3URWRFROWRWKH/RDG/LQH&RQYHQWLRQDVDPHQGHGWKH,0202'8&RGHDQGRUWKH,6&RGH7KLVUHYLVLRQLV
LQWURGXFHGWRHOLPLQDWHWKHYDJXHH[SUHVVLRQVWRSUHYHQWGL̆HUHQWDSSOLFDWLRQVE\6RFLHWLHVDQGWRDPHQGWKH85/
ZLWKWKHGH¿QLWLRQDQGWHFKQLFDOVSHFL¿FDWLRQRIDQHZ7\SHIRU65W3VRIWZDUH

10. UR Z18 (Rev.7 June 2017):
UR Z18 deals with the periodical surveys of Machinery. It stipulates the requirements for special surveys, annual
surveys and continuous surveys. This UR also deals with survey of steam boilers, propulsion steam turbines and
PDFKLQHU\YHUL¿FDWLRQUXQV7KLVUHYLVLRQKDVDGGHGSDUDJUDSKWR85=ZKLFKDLPVWRWKHSURYLVLRQRIVXUYH\requirements for on-board test of propulsion systems and their controls and moved the “Note” in the end to paragraph
1 as “1.4 Surveys of Commercial Vessels Supporting Military Use”.

11. UR Z7.1 (Rev.13 Aug 2017):
UR Z7.1 deals with Hull Surveys for General Dry Cargo Ships. The requirements apply to surveys of hull structure
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DUHDDQGDOOEDOODVWWDQNV7KLVUHYLVLRQLQWURGXFHGWKHFULWHULDIRUWKHVWHHOUHQHZDOZKLFKEHORQJVXQGHUWKHXQL¿HG
requirements of series S and are related to the net scantling approach and is to clarify the applicability of hybrid cargohold arrangements by adding paragraph 1.1.2.

12. UR Z25 (Rev.1 Sep 2017):
UR Z25 is developed to introduce common survey requirements for gas fuelled ships considering the implementation
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EHRSHQHGIRULQWHUQDOH[DPLQDWLRQDQGWHVWLQJZLWKLQWKH\HDUVXUYH\F\FOH

13. UR Z10.2 (Rev.34 Sep 2017):
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of UR Z10.5. These Requirements apply to surveys of hull structure and piping systems in way of the cargo holds,
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5.3.4 “The use of hydraulic arm vehicles or aerial lifts (“Cherry picker”)” has been inserted in the current revision of
Z10.2.

14. UR Z10.5 (Rev.17 Sep 2017):
The requirements apply to all self-propelled Double Skin Bulk Carriers. The requirements apply to surveys of hull
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cargo length area and all ballast tanks. The paragraph 8.1.2 “Thickness measurements Acceptance Criteria”, has been
inserted in the current revision of UR Z10.5.

64

APPENDIX I | IACS Annual Review 2017

SUMMARY OF NEW/REVISIONS TO IACS UNIFIED INTERPRETATIONS PUBLISHED IN 2017

New

RevisedCorrigenda

Deleted/Withdrawn

Index Resolution no. Revision Adoption

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66

Implemention
DateǈŎI±ĹƖǈŎíě

APPENDIX I | IACS Annual Review 2017

SUMMARY OF NEW/REVISIONS TO IACS UNIFIED INTERPRETATIONS PUBLISHED IN 2017

Index Resolution no. Revision Adoption

Title

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Implemention
DateǈŎI±ĹƖǈŎí

1. UI GF1 (New Jan 2017):
UI GF1 was introduced for clarifying the term “each dry-docking” for cargo ships and passenger ships in therequirements relating to IGF Code, MSC Res.391(95), paragraph 15.4.2.3.

2. UI MPC51 (Rev.1 Jan 2017):
8,03&YHUVLRQZDVQHYHUDJUHHGE\,027KLVUHYLVLRQZDVLQWURGXFHGWRTXRWHWKHFXUUHQWZRUGLQJRI17&ZKLFKLWLQWHUSUHWVDQGFODUL¿FDWLRQZLWKUHVSHFWWRWHVWLQJDFFRUGLQJWR'DQG(F\FOHVDQGµFRQVWUXFWLRQ¶RI
emission values

3. UI SC191 (Corr.3 Jan 2017):
UI SC191 is introduced for the application of amended SOLAS regulation II- 1/3-6 (resolution MSC.151(78)) andrevised Technical provisions for means of access for inspections (resolution MSC.158(78)). Corrigendum for the UIZDVLVVXHGIRU(GLWRULDOFRUUHFWLRQLGHQWL¿HGE\,026HFUHWDULDW4. UI GC18 (corr.1 Mar 2017):
UI GC18 gives interpretation of IGC Code as amended by Res. MSC.370(93), 13.3.5. Corrigendum is issued to revise
implementation note that UI should be applicable to ships built on or after 1st July 2016 (as described in the title).

5. UI SC220 (Corr.2 Mar 2017):
Special requirements for vehicle ferries, ro-ro ships and other ships of similar type. This UI gives interpretation to
SOLAS regulation II-1/20-2 and SOLAS regulation II-1/17-1.1.1. Corrigenda for this UI is issued to correct the title to“Special requirements for ro-ro passenger ships”.

6. UI SC281 (withdrawn Jun 2017):,$&6KDVDJUHHGWKDW8,6&VKRXOGEHWHPSRUDULO\ZLWKGUDZQ VRWKDWLWLVQ¶WDSSOLHGIURPVW-XO\ ZKLOH
DUHYLHZRIWKHWH[WLVXQGHUWDNHQIURP66(UHSRUW7KLV8,FDQEHUHLQVWDWHGRQFHWKHUHYLHZRIWKHWH[WKDVEHHQFDUULHGRXWLQSUHSDUDWLRQIRU66(7. UI GC18 (Rev.1 Jul 2017):
UI GC18 gives interpretation of IGC Code as amended by Res. MSC.370(93), 13.3.5. This revision introduced the
LQWHUSUHWDWLRQRIWKHH[SUHVVLRQV³KLJKOHYHODODUPV´ ³¿UVWRFFDVLRQRIIXOOORDGLQJ´

IACS | INTERNATIONAL ASSOCIATION OF CLASSIFICATION SOCIETIES

67

SUMMARY OF NEW/REVISIONS TO IACS UNIFIED INTERPRETATIONS PUBLISHED IN 2017

8. UI GF1 (Rev.1 Jul 2017):
UI GF1 was introduced for clarifying the term “each dry-docking” for cargo ships and passenger ships in therequirements relating to IGF Code, MSC Res.391(95), paragraph 15.4.2.3. This revision introduced the interpretation
RIWKHH[SUHVVLRQV³KLJKOHYHODODUPV´ ³¿UVWRFFDVLRQRIIXOOORDGLQJ´

9. UI GC19 (New Aug 2017):
UI GC19 was introduced to clarify paragraph 8.4.1.2 of the revised IGC Code (MSC.370(93). This UI gives theinterpretation for terms Lmin and A for prismatic tanks.

10. UI GC15 (Rev.1 Aug 2017):
7KH8,SURYLGHVFODUL¿FDWLRQEDVHGRQSDUDJUDSKRI,*&&RGH 06&  UHJDUGLQJFDSDELOLW\RIFORVLQJ
devices for air intakes, outlets and other openings into service spaces being operated from inside the space whether
applicable to the engine room casings and steering gear compartments. This revision is developed to align the UI withthe approved MSC Circular (MSC.1/Circ.1559).

11. UI GF2 (New Sep 2017):
7KLV8,ZDVLQWURGXFHGWRFODULI\ZKHWKHUGULSWUD\VVSHFL¿HGLQSDUDJUDSKRIWKH,*)&RGHDUHUHTXLUHGRUQRW
IRUWDQNFRQQHFWLRQVLQFDVHVRIOLTXH¿HGJDVIXHOVWRUDJHWDQNVDUUDQJHGLQDVLPLODUPDQQHUWRFDUJRWDQNVRIJDV
carriers.

12. UI SC221 (Withdrawn Sep 2017):
UI SC221 (New Oct 2007) was withdrawn as the content is included in of SOLAS II-2/Reg. 9.7.2.5, as amended.

13. UI SC144 (Rev.3 Oct 2017):
UI SC144 gives the interpretation for SOLAS Regulation III/20.11. This UI is updated to take account of amendments
to SOLAS Reg.III-20.11 adopted through resolution MSC.404(96).

14. UI SC242 (Corr.1 Aug 2011):
8,6&JLYHVWKHLQWHUSUHWDWLRQRI$UUDQJHPHQWVIRUVWHHULQJFDSDELOLW\DQGIXQFWLRQRQVKLSV¿WWHGZLWKSURSXOVLRQDQGVWHHULQJV\VWHPVRWKHUWKDQWUDGLWLRQDODUUDQJHPHQWVIRUDVKLS¶VGLUHFWLRQDOFRQWURO 62/$6&KDSWHU,,
Regulations 29.1, 29.2.1, 29.3, 29.4, 29.6.1, 29.14, 28.3 and 30.2). UI SC242 (Rev.1 Apr 2016) was deleted and revertedto (Corr.1 Aug 2011), as it was not endorsed by the relevant IMO Sub-committee.

15. UI GF3 (New Dec 2017):
UI GF3 gives the interpretation for IGF Code, MSC Res.391(95), paragraph 2.2.15.3, regarding the application of tankconnection spaces and which equipment can be located therein.

16. UI GF4 (New Dec 2017):
8,*)JLYHVWKHLQWHUSUHWDWLRQIRU,*)&RGH06&5HV  SDUDJUDSKWRHVWDEOLVKWKHGH¿QLWLRQRIIXHO
preparation rooms.

17. UI GF5 (New Dec 2017):
UI GF5 gives the interpretation for IGF Code, MSC Res.391(95), paragraph 5.4.1, to establish the appropriate location
RISUHPL[HGHQJLQHVXVLQJIXHOJDVPL[HGZLWKDLUEHIRUHWKHWXUERFKDUJHU

18. UI GF6 (New Dec 2017):
UI GF6 gives the interpretation for IGF Code, MSC Res.391(95), paragraph 5.8 & 6.2.1.1, regarding protection against
cryogenic leakage and control of hazardous zones in fuel preparation rooms on open deck.

68

APPENDIX I | IACS Annual Review 2017

SUMMARY OF NEW/REVISIONS TO IACS UNIFIED INTERPRETATIONS PUBLISHED IN 201719. UI GF7 (New Dec 2017):
8,*)JLYHVWKHLQWHUSUHWDWLRQIRU,*)&RGH06&5HV  SDUDJUDSKDQG¿JXUHUHJDUGLQJVL]LQJ
of pressure relief valve.

20. UI GF8 (New Dec 2017):
UI GF8 gives the interpretation for IGF Code, MSC Res.391(95), paragraph 6.9.1.1, regarding control and maintenance
RISUHVVXUHDQGWHPSHUDWXUHRIOLTXH¿HGJDVIXHOWDQNVDIWHUWKHDFWLYDWLRQRIWKHVDIHW\V\VWHP

21. UI GF9 (New Dec 2017):
UI GF9 gives the interpretation for IGF Code, MSC Res.391(95), paragraph 8.3.1.1, regarding special consideration
within the risk assessment of closed or semi-enclosed bunkering stations.

22. UI GF10 (New Dec 2017):
UI GF10 gives the interpretation for IGF Code, MSC Res.391(95), paragraph 13.5.1, regarding ventilation of machinery
spaces containing gas fuelled consumers.

23. UI GF11 (New Dec 2017):
UI GF11 gives the interpretation for IGF Code, MSC Res.391(95), paragraph 13.8.2, regarding ventilation of double
piping and gas valve unit spaces in gas safe engine rooms.

24. UI GF12 (New Dec 2017):
UI GF12 gives the interpretation for IGF Code, MSC Res.391(95), paragraph 13.8.3, regarding location of ventilation
inlet of double wall piping or duct.

IACS | INTERNATIONAL ASSOCIATION OF CLASSIFICATION SOCIETIES

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