Multi-jurisdiction comparison

UN1993

Found in 6 of 6 regimes — disagreements highlighted.

Field
ADR 2025
EU road
IMDG 42-24
Int. sea
IATA DGR 67
Int. air
CFR-49
USA road/rail
RID 2025
EU rail
UN Model 23
Global baseline
PSNFLAMMABLE LIQUID, N.O.S.FLAMMABLE LIQUID, N.O.S.FLAMMABLE LIQUID, N.O.S.FLAMMABLE LIQUID, N.O.S.FLAMMABLE LIQUID, N.O.S.FLAMMABLE LIQUID, N.O.S.
Hazard class333333
Packing groupI / II / IIII / II / IIII / II / IIII / II / IIII / II / IIII / II / III
Subsidiary risksValues differ between regimes
Special provisions274,601,640274,601,640274,601,640274,601,640274,601,640274,601,640
Statusdraftverifieddraftdraftverifieddraft
Sourceopen ↗open ↗open ↗open ↗open ↗open ↗
RAIL-08

Comparison surfaces declarative differences between rulesets. Some divergence is intentional (jurisdictional adaptations); some is data-drift. Resolution requires DGSA judgement, not engine-only verdict.