Chapter 4.1
Clasification Society 2024 - Version 9.40
Statutory Documents - IMO Publications and Documents - Resolutions - Maritime Safety Committee - Resolution MSC.262(84) – Adoption of Amendments to the International Maritime Dangerous Goods (IMDG) Code – (Adopted on 16 May 2008) - Annex – Amendments to the International Maritime Dangerous Goods (IMDG) Code - Part 4 - Chapter 4.1

Chapter 4.1

  4.1.1 Replace text of note with “For the packing of goods of classes 2, 6.2 and 7, the general provisions of this section only apply as indicated in 4.1.8.2 (class 6.2), 4.1.9.1.5 (class 7) and in the applicable packing instructions of 4.1.4 (P201 and LP02 for class 2 and P620, P621, P650, IBC620 and LP621 for class 6.2).”

  4.1.1.3 Insert “otherwise” before “provided”

 Insert “However, IBCs manufactured before 1 January 2011 and conforming to a design type which has not passed the vibration test of 6.5.6.13 or which has not passed the drop test criteria of 6.5.6.9.5.4 may still be used.” after “with the provisions of 6.1.5, 6.3.5, 6.5.6 or 6.6.5, as applicable.”

  4.1.1.16 Replace “class I” with “class 1” (English only)

  4.1.2.2 Number first paragraph “4.1.2.2.1
Number second paragraph “4.1.2.2.2

  4.1.2.2.1.2 Insert “and” after “… as appropriate;”

  4.1.3.6.4 Replace “doivent” with “peuvent” after “, les recipients à pression” (French version)

  4.1.4.1 P001/P002/P400/P401/P402/P403/P404/P410/P601/P602/P800

 Replace “ Pressure receptacles may be used provided that the general provisions of 4.1.3.6 are met.” with “Pressure receptacles, provided that the general provisions of 4.1.3.6 are met”

  P001 – PP1 Replace “UN 1133, UN 1210, UN 1263 and UN 1866, packagings for substances of packing groups II and III in quantities of 5 l or less per metal or plastics” with “UN Nos. 1133, 1210, 1263 and 1866 and for adhesives, printing inks, printing ink related materials, paints, paint related materials and resin solutions which are assigned to UN 3082, metal or plastics packagings for substances of packing groups II and III in quantities of 5 litres or less per”

  P001 – PP6 Delete

  P001 – PP31 Replace “3207” with “3398 (PG II and III), 3399 (PG II and III)”

  P001 – PP81 Replace “hydrofluoric acid” with “hydrogen fluoride”

  P002 – PP6 Delete

  P003 – PP17 Replace “packagings shall not exceed 55 kg net mass for fibreboard” with “packages shall not exceed 55 kg net mass for fibreboard packagings”

  P003 – PP88 Delete

  P010 Insert P010:

P010 PACKING INSTRUCTION P010
The following packagings are authorized, provided that the general provisions of 4.1.1 and 4.1.3 are met:
Combination packagings
Inner packagings Outer packagings Maximum net mass (see 4.1.3.3)
Glass 1 l Drums  
Steel 40 l steel (1A2)   400 kg
  plastics (1H2)   400 kg
  plywood (1D)   400 kg
  fibre (1G)   400 kg
  Boxes    
  steel (4A)   400 kg
  natural wood (4C1, 4C2)   400 kg
  plywood (4D)   400 kg
  reconstituted wood (4F)   400 kg
  fibreboard (4G)   400 kg
  expanded plastics (4H1)   60 kg
  solid plastics (4H2)   400 kg
Single packagings Maximum capacity (see 4.1.3.3)
Drums      
steel, non-removable head (1A1)   450 l  
Jerricans      
steel, non-removable head (3A1)   60 l  
Composite packagings      
plastics receptacle in steel drums (6HA1)   250 l  

  P099 Insert “for these goods” before “by the competent authority”

 Insert “A copy of the competent authority approval shall accompany each consignment or the transport document shall include an indication that the packaging was approved by the competent authority.” after “may be used (see 4.1.3.7).”

  P112 (a) Replace “removable-head” with “removable head” (English only)

  P114 (a) Replace “removable-head” with “removable head” (English only)

  P114 (b) Insert “PP48 For UN 0508, metal packagings shall not be used.”

  P114 (b) – PP50 Replace “For UN 0160 and UN 0161” with “For UN Nos. 0160, 0161 and 0508”

 Replace “required” with “necessary”

  P116 Replace “removable-head” with “removable head” (English only)

  P143 In the title, replace “provisions” with “provision” (English only)

  P200(3)(b) Replace “provided that the above criterion is met, except where special packing provision “o” applies” with:

 “The use of test pressures and filling ratios other than those in the table is permitted, except where (4), special packing provision “o” applies, provided that:

  • (i) the criterion of (4), special packing provision “r” is met when applicable; or

  • (ii) the above criterion is met in all other cases.”

  P200(4)(k) Replace “assemblies (groups)” with “groups”

  P200(4)(n) Replace paragraph with “Cylinders and individual cylinders in a bundle shall contain not more than 5 kg of the gas. When bundles containing UN 1045 Fluorine, compressed are divided into groups of cylinders in accordance with special packing provision “k” each group shall contain not more than 5 kg of the gas.”

  P200(4)(r) Insert new provision “The filling ratio of this gas shall be limited such that, if complete decomposition occurs, the pressure does not exceed two thirds of the test pressure of the pressure receptacle.”

  P200(4)(z) Insert “Mixtures containing UN 2192 germane, other than mixtures of up to 35% germane in hydrogen or nitrogen or up to 28% germane in helium or argon, shall be filled to a pressure such that, if complete decomposition of the germane occurs, two thirds of the test pressure of the pressure receptacle shall not be exceeded.” after “may be transported in pressure drums.”

  Table 1 Replace “200” with “225” in column “Test pressure, bar*” for UN 1660

 Replace “50” with “33” in column “Maximum working pressure” for UN 1660

  Table 2 Insert “5.1” in column “Subsidiary risk” for UN 1017

 Replace “1.02” with “0.064” in column “Filling ratio” for UN 2192

 Insert “, r” in column “Special packing provisions” for UN 2192

 Delete “d,” in column “Special packing provisions” for UN 2203 (twice)

 Insert “, r” in column “Special packing provisions” for UN 2676

 Insert “200” in the column “Test Pressure, bar*” and for UN 2189

 Insert “1.08” in column “Filling ratio” for UN 2189

 Replace values in column “Filling ratio”:

UN No. Name Test pressure, bar Filling ratio
1011 Butane 10 0.52
1013 Carbon dioxide 190 0.68
1013 Carbon dioxide 250 0.76
1020 Chloropentafluoroethane (R115) 25 1.05
1022 Chlorotrifluoromethane (R13) 250 1.11
1035 Ethane 120 0.30
1035 Ethane 300 0.40
1048 Hydrogen bromide 60 1.51
1080 Sulphur hexafluoride 70 1.06
1080 Sulphur hexafluoride 140 1.34
1080 Sulphur hexafluoride 160 1.38
1962 Ethylene 300 0.38
1973 R502 31 1.01
1976 Octafluorocyclobutane (RC318) 11 1.32
1982 Tetrafluoromethane (R14) 200 0.71
1982 Tetrafluoromethane (R14) 300 0.90
1984 Trifluoromethane (R23) 190 0.88
1984 Trifluoromethane (R23) 250 0.96
2035 1,1,1-trifluoroethane (R143a) 35 0.73
2036 Xenon 130 1.28
2193 Hexafluoroethane (R116) 200 1.13
2196 Tungsten hexafluoride 10 3.08
2198 Phosphorus pentafluoride 300 1.25
2424 Octafluoropropane (R218) 25 1.04
2454 Methyl fluoride (R41) 300 0.63
2599 R503 31 0.12
2599 R503 42 0.17
2599 R503 100 0.64

  Replace values in columns “Test pressure” and “Filling ratio”:

UN No. Name Test pressure, bar Amended
Existing Filling ratio
1005 Ammonia, anhydrous 33 29 0.54
1018 Chlorodifluoromethane (R22) 29 27 Unchanged
1021 1-Chloro-1,2,2,2-tetrafluoroethane (R124) 12 11 Unchanged
1027 Cyclopropane 20 18 0.55
1028 Dichlorodifluoromethane (R12) 18 16 Unchanged
1030 1,1-Difluoroethane (R152a) 18 16 Unchanged
1053 Hydrogen sulphide 55 48 Unchanged
1077 Propylene 30 27 Unchanged
1079 Sulphur dioxide 14 12 Unchanged
1978 Propane 25 23 0.43
2204 Carbonyl sulphide 26 30 0.87
2676 Stibine 20 200 0.49
3159 1,1,1,2-Tetrafluoroethane (R134a) 22 18 1.05
3220 Pentafluoroethane (R125) 36 35 0.87
3296 Heptafluoropropane (R227) 15 13 1.21
3338 R407A 36 32 Unchanged
3339 R407B 38 33 Unchanged
3340 R407C 35 30 Unchanged

 Insert new packing instruction P004:

P004 PACKING INSTRUCTION P004
This instruction applies to UN Nos. 3473, 3476, 3477, 3478 and 3479
The following packagings are authorized provided the general provisions of 4.1.1.1, 4.1.1.2, 4.1.1.3, 4.1.1.6 and 4.1.3 are met:
         
(1) For fuel cell cartridges, packagings conforming to the packing group II performance level; and
(2) For fuel cell cartridges contained in equipment or packed with equipment, strong outer packagings. Large robust equipment (see 4.1.3.8) containing fuel cell cartridges may be transported unpackaged. When fuel cell cartridges are packed with equipment, they shall be packed in inner packagings or placed in the outer packaging with cushioning material or divider(s) so that the fuel cell cartridges are protected against damage that may be caused by the movement or placement of the contents within the outer packaging. Fuel cell cartridges which are installed in equipment shall be protected against short circuit and the entire system shall be protected against inadvertent operation.

  P402 – PP31 Replace “and 3207 (PGI)” with “, 3398 (PG I) and 3399 (PG I)”

  P404 Replace “, 3393 and 3461.” with “and 3393.”

  P404 – PP31 Replace “, 3200 and 3461,” with “and 3200,”

  P406 Insert “PP48 For UN 3474, metal packagings shall not be used.”

  P601(2) Delete “or additionally, for UN 1744 only, in polyvinylidene fluoride (PVDF) inner packagings,”

  P601 Delete PP82

  P602 In the first sentence, insert a comma after the word “authorized” (English only)

  P620 In the first sentence, insert a comma after the word “authorized” (English only)

  P620.1(i) Replace “watertight” with “leakproof”

  P620.1(ii) Replace “watertight” with “leakproof”

  P620.2 Delete “of adequate strength for its capacity, mass and intended use”

  P620 2(b) Replace “6.3.1.1” with “6.3.3”

  P620 4 Insert “4 Alternative packagings for the transport of animal material may be authorized by the competent authority in accordance with the provisions of 4.1.3.7.”

  P621 Delete “and the special provisions of 4.1.8” after “general provisions of 4.1.1 and 4.1.3”

  P650 In the diamond shaped mark, insert a space between “UN” and “3373”

  P650 Insert “Additional requirement:

  • (1) Alternative packagings for the transport of animal material may be authorized by the competent authority in accordance with the provisions of 4.1.3.7.”

  P650 (4) Replace “package” with “packaging” in the last sentence

  P650(6) Replace “6.3.2.5” with “6.3.5.3”

 Replace “6.3.2.2 to 6.3.2.4” with “6.3.5.2”

  P800 Delete the colon at the end of the sentence (English only)

  P801 Insert “, except 4.1.1.3,” after “provisions of 4.1.1”

 Replace “Part 6” with “part 6” (English and Spanish only)

 Insert new packing instruction P804:

P804 PACKING INSTRUCTION P804
This instruction applies to UN 1744.
The following packagings are authorized provided the general provisions of 4.1.1 and 4.1.3 are met and the packagings are hermetically sealed:
(1) Combination packagings with a maximum gross mass of 25 kg, consisting of:
one or more glass inner packaging(s) with a maximum capacity of 1.3 litres each and filled to not more than 90% of their capacity, the closure(s) of which shall be physically held in place by any means capable of preventing back-off or loosening by impact or vibration during transport, individually placed in:
metal receptacles together with cushioning and absorbent material sufficient to absorb the entire contents of the glass inner packaging(s), further packed in:
1A2, 1B2, 1N2, 1H2, 1D, 1G, 4A, 4B, 4C1, 4C2, 4D, 4F, 4G or 4H2 outer packagings.
(2) Combination packagings consisting of metal or polyvinylidene fluoride (PVDF) inner packagings, not exceeding 5 litres in capacity individually packed with absorbent material sufficient to absorb the contents and inert cushioning material in 1A2, 1B2, 1N2, 1H2, 1D, 1G, 4A, 4B, 4C1, 4C2, 4D, 4F, 4G or 4H2 outer packagings with a maximum gross mass of 75 kg. Inner packagings shall not be filled to more than 90% of their capacity. The closure of each inner packaging shall be physically held in place by any means capable of preventing back-off or loosening of the closure by impact or vibration during transport.
(3) Packagings consisting of:
  Outer packagings:
  Steel or plastic drums, removable head (1A2 or 1H2) tested in accordance with the test requirements in 6.1.5 at a mass corresponding to the mass of the assembled package either as a packaging intended to contain inner packagings, or as a single packaging intended to contain solids or liquids, and marked accordingly;
  Inner packagings:
  Drums and composite packagings (1A1, 1B1, 1N1, 1H1 or 6HA1) meeting the requirements of chapter 6.1 for single packagings, subject to the following conditions:
(a) The hydraulic pressure test shall be conducted at a pressure of at least 300 kPa (3 bar) (gauge pressure);
(b) The design and production leakproofness tests shall be conducted at a test pressure of 30 kPa (0,3 bar);
(c) They shall be isolated from the outer drum by the use of inert shock-mitigating cushioning material which surrounds the inner packaging on all sides;
(d) Their capacity shall not exceed 125 litres;
(e) Closures shall be of a screw type that are:
  (i) Physically held in place by any means capable of preventing back–off or loosening of the closure by impact or vibration during transport;
  (ii) Provided with a cap seal;
(f) The outer and inner packagings shall be subjected periodically to an internal inspection and leakproofness test according to (b) at intervals of not more than two and a half years; and
(g) The outer and inner packagings shall bear in clearly legible and durable characters:
  (i) the date (month, year) of the initial test and the latest periodic test and inspection of the inner packaging; and
  (ii) the name or authorized symbol of the expert performing the tests and inspections.
(4) Pressure receptacles, provided that the general provisions of 4.1.3.6 are met.
(a) They shall be subjected to an initial test and periodic tests every 10 years at a pressure of not less than 1 MPa (10 bar) (gauge pressure);
(b) They shall be subjected periodically to an internal inspection and leakproofness test at intervals of not more than two and a half years;
(c) They may not be equipped with any pressure relief device;
(d) Each pressure receptacle shall be closed with a plug or valve(s) fitted with a secondary closure device; and
(e) The materials of construction for the pressure receptacle, valves, plugs, outlet caps, luting and gaskets shall be compatible with each other and with the contents.

  P903 Replace “UN 3090 and UN 3091.” with “UN Nos. 3090, 3091, 3480 and 3481.”

 Delete “lithium” before “cells and batteries” (twice)

  P904 Replace “Part 6” with “part 6” (English and Spanish only)

  4.1.4.2

  IBC01 Delete the Additional provision

  IBC02 Delete the Additional provision

 Insert “B15 For UN 2031 with more than 55% nitric acid, the permitted use of rigid plastics IBCs and of composite IBCs with a rigid plastics inner receptacle shall be two years from their date of manufacture.”

  IBC03 Delete the Additional provision

  IBC03(B11) Insert “Notwithstanding the provisions of 4.1.1.10 “ before “UN 2672 amonia solution”

  IBC05(B2) Delete “packing group II”

  IBC06(B2) Delete “packing group II”

  IBC07(B2) Delete “packing group II”

  IBC08(B2) Delete “packing group II”

  IBC99 Insert “for these goods” before “by the competent authority”

 Insert “A copy of the competent authority approval shall accompany each consignment or the transport document shall include an indication that the packaging was approved by the competent authority.” after “competent authority may be used (see 4.1.3.7).”

  IBC520 Replace “32%” with “37%” for UN 3109 – tert-Butyl peroxy-3, 5, 5-trimethylhexanoate, not more than 32% in diluent type A (third entry)

Replace “52%” with “62%” for UN 3119 – Di-(2-ethylhexyl) peroxydicarbonate, not more than 52%, stable dispersion, in water (eleventh entry)

  IBC520 Delete “and the special provisions of 4.1.8”

 Insert new entries:

UN No. Organic peroxide Type of IBC Maximum quantity (litres) Control temperature Emergency temperature
3109 tert-Butyl peroxybenzoate, not more than 32% in diluent type A 31A 1250    
3109 1,1-Di-(tert-Butylperoxy)cyclohexane, not more than 37% in diluent type A 31A 1250    
3119 tert-Amyl peroxypivalate, not more than 32% in diluent type A 31A 1250 +10 +15
3119 tert-Butyl peroxyneodecanoate, not more than 52%, stable dispersion, in water 31A 1250 -5 +5
3119 Di-(2-neodecanoylperoxyisopropyl)benzene, not more than 42%, stable dispersion, in water 31A 1250 -15 -5
3119 3-Hydroxy-1,1-dimethylbutyl peroxy-neodecanoate, not more than 52%, stable dispersion, in water 31A 1250 -15 -5

  4.1.4.3

  LP01 In the first sentence, insert a comma after the word “authorized” (English only)

  LP02 In the first sentence, insert a comma after the word “authorized” (English only)

 Bring words and figures to the centre of columns in column 3

  LP99 Insert “for these goods” before “by the competent authority”

 Insert “A copy of the competent authority approval shall accompany each consignment or the transport document shall include an indication that the packaging was approved by the competent authority” after “competent authority may be used (see 4.1.3.7).”

  LP621 Delete “and the special provisions of 4.1.8”

  4.1.6 Amend the heading to read: “Special packing provisions for goods of class 2”

  4.1.6.1.2 Delete “Pressure receptacles for UN 1001 acetylene … compatible with the pressure receptacles.”

  4.1.7.4.1 Delete first round bracket after “2.4.2.3.2.3” (English only)

  4.1.8 Replace “(class 6.2)” with “of Category A (class 6.2, UN 2814 and UN 2900)

  4.1.8.2 Replace “liquids shall be filled into packagings, including IBCs, which” with “liquids shall only be filled into packagings which”

  4.1.8.3 Delete “For UN 2814 and UN 2900,” and “and assignment to UN 2814 or UN 2900”

  4.1.8.4 Delete “thoroughly”

 Insert “to nullify any hazard” after “sterilized”

  4.1.8.5 Replace with the text of existing 6.3.2.8

  4.1.9.1.1 Replace “2.7.7.1.” with “2.7.2.2, 2.7.2.4.1, 2.7.2.4.4, 2.7.2.4.5, 2.7.2.4.6 and 4.1.9.3

 The types of packages for radioactive materials covered by the provisions of this Code are:

  • .1 Excepted package (see 1.5.1.5);

  • .2 Industrial package Type 1 (Type IP-1 package);

  • .3 Industrial package Type 2 (Type IP-2 package);

  • .4 Industrial package Type 3 (Type IP-3 package);

  • .5 Type A package;

  • .6 Type B(U) package;

  • .7 Type B(M) package;

  • .8 Type C package.

 Packages containing fissile material or uranium hexafluoride are subject to additional requirements.”

 Replace section 4.1.9.1.6 with:

  “4.1.9.1.6 Before the first shipment of any package, the following provisions shall be fulfilled:

  • .1 If the design pressure of the containment system exceeds 35 kPa (gauge), it shall be ensured that the containment system of each package conforms to the approved design requirements relating to the capability of that system to maintain its integrity under that pressure;

  • .2 For each Type B(U), Type B(M) and Type C package and for each package containing fissile material, it shall be ensured that the effectiveness of its shielding and containment and, where necessary, the heat transfer characteristics and the effectiveness of the confinement system, are within the limits applicable to or specified for the approved design;

  • .3 For packages containing fissile material, where, in order to comply with the requirements of 6.4.11.1, neutron poisons are specifically included as components of the package, checks shall be performed to confirm the presence and distribution of those neutron poisons.

  4.1.9.1.7 Before each shipment of any package, the following provisions shall be fulfilled:

  • .1 For any package it shall be ensured that all the provisions specified in the relevant provisions of this Code have been satisfied;

  • .2 It shall be ensured that lifting attachments which do not meet the requirements of 6.4.2.2 have been removed or otherwise rendered incapable of being used for lifting the package, in accordance with 6.4.2.3;

  • .3 For each package requiring competent authority approval, it shall be ensured that all the requirements specified in the approval certificates have been satisfied;

  • .4 Each Type B(U), Type B(M) and Type C package shall be held until equilibrium conditions have been approached closely enough to demonstrate compliance with the requirements for temperature and pressure unless an exemption from these requirements has received unilateral approval;

  • .5 For each Type B(U), Type B(M) and Type C package, it shall be ensured by inspection and/or appropriate tests that all closures, valves, and other openings of the containment system through which the radioactive contents might escape are properly closed and, where appropriate, sealed in the manner for which the demonstrations of compliance with the requirements of 6.4.8.8 and 6.4.10.3 were made;

  • .6 For each special form radioactive material, it shall be ensured that all the provisions specified in the approval certificate and the relevant provisions of these Regulations have been satisfied;

  • .7 For packages containing fissile material the measurement specified in 6.4.11.4 (b) and the tests to demonstrate closure of each package as specified in 6.4.11.7 shall be performed where applicable;

  • .8 For each low dispersible radioactive material, it shall be ensured that all the requirements specified in the approval certificate and the relevant provisions of these Regulations have been satisfied.

  4.1.9.1.8 The consignor shall also have a copy of any instructions with regard to the proper closing of the package and any preparation for shipment before making any shipment under the terms of the certificates.

  4.1.9.1.9 Except for consignments under exclusive use, the transport index of any package or overpack shall not exceed 10, nor shall the criticality safety index of any package or overpack exceed 50.

  4.1.9.1.10 Except for packages or overpacks transported under exclusive use by rail or by road under the conditions specified in 7.1.14.7.1, or under exclusive use and special arrangement by ship under the conditions specified in 7.1.14.9, the maximum radiation level at any point on any external surface of a package or overpack shall not exceed 2 mSv/h.

  4.1.9.1.11 The maximum radiation level at any point on any external surface of a package or overpack under exclusive use shall not exceed 10 mSv/h.

  4.1.9.1.12 Pyrophoric radioactive material shall be packaged in Type A, Type B(U), Type B(M) or Type C packages and shall also be suitably inerted.”

  4.1.9.3 Insert new section:

  4.1.9.3 Packages containing fissile material

 Unless not classified as fissile in accordance with 2.7.2.3.5, packages containing fissile material shall not contain:

  • .1 A mass of fissile material different from that authorized for the package design;

  • .2 Any radionuclide or fissile material different from those authorized for the package design; or

  • .3 Contents in a form or physical or chemical state, or in a spatial arrangement, different from those authorized for the package design,

 as specified in their certificates of approval where appropriate.”


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