Lithium ion and sodium ion batteries — state of charge limit (UN 3480, UN 3551) · IATA (air cargo)
For Lithium ion and sodium ion batteries, authority is IATA (air cargo); item or substance is Lithium ion and sodium ion batteries — state of charge limit (UN 3480, UN 3551); restriction type is restricted; scope is air cargo; conditions is Must be shipped at a state of charge not exceeding 30% of rated capacity; above 30% only with the approval of the State of Origin and State of the Operator under Special Provision A331, recorded from its source on 2026-08-10.
- Item or substance
- Lithium ion and sodium ion batteries — state of charge limit (UN 3480, UN 3551)
- Authority
- IATA (air cargo) our reading
- Restriction type
- restricted our reading
- Scope
- air cargo our reading
- Conditions
- Must be shipped at a state of charge not exceeding 30% of rated capacity; above 30% only with the approval of the State of Origin and State of the Operator under Special Provision A331.
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
All lithium ion cells and batteries (UN 3480) and sodium ion cells and batteries (UN 3551) must be shipped at a state of charge (SoC) not exceeding 30% of their rated capacity. Cells and/or batteries at a SoC of greater than 30% may only be shipped with the approval of the State of Origin and the State of the Operator under the written conditions established by those authorities, see Special Provision A331.
— iata.org, retrieved 2026-08-10
Source
- iata.orghttps://www.iata.org/contentassets/05e6d8742b0047259bf3a700bc9d42b9/lithium-battery-guidance-document.pdf