The booking desk
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Practical guides for forwarders and shippers checking dangerous goods at sea. Each guide connects a specific booking question to the relevant IMDG 42-24 entries and source provisions.
3 English guides · Sources checked 2026-10-30 · Free to read
Lithium ion batteries
UN3480 vs UN3481: check the battery packing before booking
A practical sea-freight check for lithium ion batteries shipped alone, in equipment or with equipment, including model evidence, condition and exception checks.
4 min read · Checked 2026-10-22
Read the guideBattery-powered vehicles
UN3556, UN3557 and UN3558: a sea-freight vehicle booking check
Check battery chemistry, installed and spare batteries, the vehicle/equipment boundary and conditional SP961 treatment before booking a battery-powered vehicle by sea.
4 min read · Checked 2026-10-22
Read the guideEnvironmentally hazardous substances
UN3077 vs UN3082: technical names and small-package checks for sea freight
Check solid or liquid form, free liquid, technical names, the conditional 5 kg / 5 L provision and marine-pollutant evidence before a sea-freight booking.
5 min read · Checked 2026-10-30
Read the guide