UN2800 Batteries, wet, non-spillable
Air (ICAO / IATA) Requirements
The master air waybill must include the words "Not Restricted" and the special provision number "A67"
General Packaging Requirements:
Packages must meet requirements in section 5.0.2 as well as packing instruction 872
Marking and Labeling Requirements:
The battery and outer packaging must be plainly and durably marked “NON-SPILLABLE” or “NON-SPILLABLE BATTERY.” The requirement to mark the outer package does not apply when the battery is installed in a piece of equipment that is transported unpackaged.
CFR49 § 173.159a Exceptions for non-spillable batteries.