UN3480 · UN3481 · CLASS 9

Lithium batteries, shipped right the first time.

On their own, packed with equipment or built into it: by air, road or sea. Our IATA DGR-certified team classifies, packs, marks and documents every shipment, with a strong focus on medical equipment and healthcare.

  • IATA member
  • IATA DGR certified
  • Air · road · sea
  • At Schiphol since 2002

UN3480 · on their own · cargo aircraft only

3 1 UN34802
  1. 1 Class 9 lithium battery label
  2. 2 Lithium battery mark
  3. 3 Cargo Aircraft Only

Four rules that catch shippers out.

30%
Maximum state of charge for lithium-ion batteries shipped on their own (UN3480), and since 1 January 2026 also for batteries packed with equipment.
0 kg
Lithium batteries shipped on their own (UN3480, UN3090) are forbidden on passenger aircraft: they fly on cargo aircraft only.
5 kg
Maximum net weight of lithium batteries per package on a passenger aircraft, when they are packed with or inside equipment.
38.3
Every cell and battery type must pass the UN 38.3 tests, and the manufacturer makes the test summary available.

Source: IATA Dangerous Goods Regulations, 67th edition (2026), and the IATA Battery Guidance Document 2026.

Battery classifier

Which rules apply to your batteries?

Three questions, and you see the UN number, packing instruction, aircraft, marks and documents for air transport.

All twelve combinations in one table
Your batteriesUN numberPacking instructionAircraftPackagingMarks & labelsDocumentsState of charge
Lithium-ion, on their own, up to 100 Wh UN3480 Lithium ion batteries PI 965, Section IB Cargo aircraft only Forbidden on passenger aircraft; up to 10 kg of batteries per package on cargo aircraft Strong rigid outer packaging able to withstand a 3 m stack test; no UN-specification packaging needed
  • Class 9 lithium battery hazard label
  • Cargo Aircraft Only label
  • Lithium battery mark
  • Shipper’s Declaration for Dangerous Goods
  • UN 38.3 test summary available from the manufacturer
At most 30% of rated capacity (mandatory)
Lithium-ion, on their own, over 100 Wh UN3480 Lithium ion batteries PI 965, Section IA Cargo aircraft only Forbidden on passenger aircraft; up to 35 kg of batteries per package on cargo aircraft UN-specification packaging (Packing Group II performance)
  • Class 9 lithium battery hazard label
  • Cargo Aircraft Only label
  • Shipper’s Declaration for Dangerous Goods
  • UN 38.3 test summary available from the manufacturer
At most 30% of rated capacity (mandatory)
Lithium-ion, packed with equipment, up to 100 Wh UN3481 Lithium ion batteries packed with equipment PI 966, Section II Passenger or cargo aircraft Up to 5 kg of batteries per package, passenger and cargo aircraft Strong rigid packaging able to withstand a 1.2 m drop test
  • Lithium battery mark
  • No Shipper’s Declaration; a Section II statement on the air waybill when the package carries the battery mark
  • UN 38.3 test summary available from the manufacturer
At most 30% for batteries above 2.7 Wh, mandatory since 1 January 2026
Lithium-ion, packed with equipment, over 100 Wh UN3481 Lithium ion batteries packed with equipment PI 966, Section I Passenger or cargo aircraft Up to 5 kg of batteries per package on passenger aircraft, 35 kg on cargo aircraft UN-specification packaging (Packing Group II performance)
  • Class 9 lithium battery hazard label
  • Shipper’s Declaration for Dangerous Goods
  • UN 38.3 test summary available from the manufacturer
At most 30% of rated capacity, mandatory since 1 January 2026
Lithium-ion, inside equipment, up to 100 Wh UN3481 Lithium ion batteries contained in equipment PI 967, Section II Passenger or cargo aircraft Up to 5 kg of batteries per package, passenger and cargo aircraft Strong rigid outer packaging, unless the equipment itself protects the battery; secured against switching on by accident
  • Lithium battery mark (not needed for up to 4 cells or 2 batteries installed per package, at most 2 packages per consignment)
  • No Shipper’s Declaration; a Section II statement on the air waybill when the package carries the battery mark
  • UN 38.3 test summary available from the manufacturer
30% (or 25% indicated capacity) strongly recommended, not mandatory
Lithium-ion, inside equipment, over 100 Wh UN3481 Lithium ion batteries contained in equipment PI 967, Section I Passenger or cargo aircraft Up to 5 kg of batteries per package on passenger aircraft, 35 kg on cargo aircraft Strong rigid outer packaging, unless the equipment itself protects the battery; secured against switching on by accident
  • Class 9 lithium battery hazard label
  • Shipper’s Declaration for Dangerous Goods
  • UN 38.3 test summary available from the manufacturer
30% (or 25% indicated capacity) strongly recommended, not mandatory
Lithium metal, on their own, up to 2 g lithium UN3090 Lithium metal batteries PI 968, Section IB Cargo aircraft only Forbidden on passenger aircraft; up to 2.5 kg of batteries per package on cargo aircraft Strong rigid outer packaging able to withstand a 3 m stack test; no UN-specification packaging needed
  • Class 9 lithium battery hazard label
  • Cargo Aircraft Only label
  • Lithium battery mark
  • Shipper’s Declaration for Dangerous Goods
  • UN 38.3 test summary available from the manufacturer
No state-of-charge limit for lithium metal
Lithium metal, on their own, over 2 g lithium UN3090 Lithium metal batteries PI 968, Section IA Cargo aircraft only Forbidden on passenger aircraft; up to 35 kg of batteries per package on cargo aircraft UN-specification packaging (Packing Group II performance)
  • Class 9 lithium battery hazard label
  • Cargo Aircraft Only label
  • Shipper’s Declaration for Dangerous Goods
  • UN 38.3 test summary available from the manufacturer
No state-of-charge limit for lithium metal
Lithium metal, packed with equipment, up to 2 g lithium UN3091 Lithium metal batteries packed with equipment PI 969, Section II Passenger or cargo aircraft Up to 5 kg of batteries per package, passenger and cargo aircraft Strong rigid packaging able to withstand a 1.2 m drop test
  • Lithium battery mark
  • No Shipper’s Declaration; a Section II statement on the air waybill when the package carries the battery mark
  • UN 38.3 test summary available from the manufacturer
No state-of-charge limit for lithium metal
Lithium metal, packed with equipment, over 2 g lithium UN3091 Lithium metal batteries packed with equipment PI 969, Section I Passenger or cargo aircraft Up to 5 kg of batteries per package on passenger aircraft, 35 kg on cargo aircraft UN-specification packaging (Packing Group II performance)
  • Class 9 lithium battery hazard label
  • Shipper’s Declaration for Dangerous Goods
  • UN 38.3 test summary available from the manufacturer
No state-of-charge limit for lithium metal
Lithium metal, inside equipment, up to 2 g lithium UN3091 Lithium metal batteries contained in equipment PI 970, Section II Passenger or cargo aircraft Up to 5 kg of batteries per package, passenger and cargo aircraft Strong rigid outer packaging, unless the equipment itself protects the battery; secured against switching on by accident
  • Lithium battery mark (not needed for up to 4 cells or 2 batteries installed per package, at most 2 packages per consignment)
  • No Shipper’s Declaration; a Section II statement on the air waybill when the package carries the battery mark
  • UN 38.3 test summary available from the manufacturer
No state-of-charge limit for lithium metal
Lithium metal, inside equipment, over 2 g lithium UN3091 Lithium metal batteries contained in equipment PI 970, Section I Passenger or cargo aircraft Up to 5 kg of batteries per package on passenger aircraft, 35 kg on cargo aircraft Strong rigid outer packaging, unless the equipment itself protects the battery; secured against switching on by accident
  • Class 9 lithium battery hazard label
  • Shipper’s Declaration for Dangerous Goods
  • UN 38.3 test summary available from the manufacturer
No state-of-charge limit for lithium metal

Source: IATA Dangerous Goods Regulations, 67th edition (2026), and the IATA Battery Guidance Document 2026.

How we prepare a lithium shipment.

5 steps · one coordinator

  1. 01 / 05 · CHECK

    Classification

    We confirm the UN number, packing instruction and section from your battery data: chemistry, watt-hours or lithium content, and how the batteries travel.

    • Lithium-ion or lithium metal
    • Watt-hours or lithium content per cell and battery
    • On their own, packed with or inside equipment
  2. 02 / 05 · TEST

    Test summary & charge

    Every cell and battery type must have passed the UN 38.3 tests. We check the test summary and, for lithium-ion, the state of charge wherever the rules set a limit.

    • UN 38.3 test summary from the manufacturer
    • State of charge at or below 30% where required
    • No damaged or defective batteries
  3. 03 / 05 · PACK

    Packing & marks

    We arrange UN-specification packaging where it is required, and can pack and prepare the shipment ourselves, with the right marks and labels.

    • UN-specification packaging arranged
    • Terminals protected against short circuit
    • Class 9 label, battery mark and Cargo Aircraft Only label as required
  4. 04 / 05 · DOCS

    Documents

    The Shipper’s Declaration for Dangerous Goods, or the Section II statement on the air waybill, plus the customs documents.

    • Shipper’s Declaration for Section I shipments
    • Section II statement on the air waybill
    • Export and import customs documents
  5. 05 / 05 · BOOK

    Booking & delivery

    Booked with a carrier that accepts the batteries, on a cargo aircraft when the rules require it, or by road or sea when that suits better. Delivered door to door.

    • Carrier acceptance confirmed before booking
    • Cargo aircraft when the batteries require it
    • One coordinator from pickup to delivery

What we need from you.

Send what you have. If something is missing, we tell you exactly what, and why.

  1. 01Battery type: lithium-ion or lithium metal
  2. 02Watt-hours (lithium-ion) or lithium content in grams (lithium metal), per cell and per battery
  3. 03How they travel: on their own, packed with equipment or built in
  4. 04Number of batteries and net weight per package
  5. 05The UN 38.3 test summary from the manufacturer
  6. 06State of charge (lithium-ion), and confirmation that the batteries are not damaged or defective
Send the details
Gate of Madiany Sub County Hospital in Kenya, where Express Cargo delivered medical equipment
Project · medical equipment to a hospital in Kenya

Medical equipment & healthcare

Lithium inside medical equipment.

Monitors, pumps, portable scanners: much of today’s medical equipment runs on lithium-ion, often with a spare pack in the box. That is where our experience lies: medical equipment, healthcare, pharmaceuticals and other specialised cargo.

  • Equipment with batteries inside (UN3481, PI 967)
  • Spare packs in the same box (PI 966, at 30% charge or less since 2026)
  • Temperature data loggers travelling with pharma
  • The complete process: air freight, road transport, customs clearance, documentation, special handling and time-critical delivery

Questions

Questions, answered.

What is the difference between UN3480 and UN3481?

UN3480 covers lithium-ion batteries shipped on their own, including power banks (packing instruction 965). UN3481 covers lithium-ion batteries packed with the equipment they power (PI 966) or contained in it (PI 967). Lithium metal batteries follow the same split: UN3090 on their own, UN3091 with or inside equipment.

Can lithium batteries fly on passenger aircraft?

Not when they travel on their own: UN3480 and UN3090 are cargo aircraft only. Batteries packed with or contained in equipment (UN3481, UN3091) can fly on passenger aircraft, up to 5 kg of batteries per package.

What state of charge is required in 2026?

Lithium-ion batteries shipped on their own (UN3480) must be at no more than 30% of rated capacity. Since 1 January 2026 the same limit applies to lithium-ion batteries packed with equipment (PI 966); in Section II it applies to batteries above 2.7 Wh. For batteries contained in equipment, 30% (or 25% indicated capacity) is strongly recommended but not mandatory.

Which documents do I need for a lithium battery shipment?

The manufacturer must make a UN 38.3 test summary available for every cell and battery type. Fully regulated shipments (Section I, IA and IB) need a Shipper’s Declaration for Dangerous Goods; Section II shipments do not, but carry a compliance statement on the air waybill when the package bears the battery mark. The IATA rules do not require a safety data sheet for batteries.

Do temperature data loggers count as lithium battery shipments?

A logger that is switched on and tracking your shipment is excepted from the rules when it meets IATA’s conditions, including a lithium-ion battery of no more than 20 Wh or lithium metal of no more than 1 g. Loggers shipped as cargo on their own, not in use, are regulated as batteries contained in equipment.

Do you ship damaged or defective lithium batteries?

No. Express Cargo does not accept damaged or defective lithium batteries, even where a special approval might be possible. By air, batteries that are damaged or recalled for safety reasons are forbidden (IATA Special Provision A154).

Lithium batteries to move?

Send the battery type, the watt-hours and how they travel. A coordinator who knows the rules comes back to you fast.

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