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A
In the trailer with the cargo
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B
In a pouch on the driver's door, in the driver's seat when out of the vehicle, or within the driver's immediate reach while driving — never in the glove box or behind the seat
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C
Emailed to the dispatcher
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D
Only kept at the shipper's facility
Why this is the answer
HAZMAT SHIPPING PAPER LOCATION RULES are strict because emergency responders need immediate access to identify hazardous cargo without entering a potentially dangerous cab or cargo area. SPECIFIC REQUIRED LOCATIONS: WHILE DRIVING: In a pouch on the driver's door (most common) OR on the seat beside the driver OR within immediate reach of the driver's seat; WHEN OUT OF THE VEHICLE: The shipping papers must be placed in a clearly visible location — on the driver's seat — so emergency personnel can find them without entering; NEVER ACCEPTABLE: In the glove compartment (too hard to find quickly); in a bag or briefcase; in the sleeper berth; behind the seat; in the door map pocket only if it's not within immediate reach. THE PRACTICAL TEST: Imagine a first responder approaching your overturned truck. Can they see the shipping papers immediately through the window? That's the standard. WHAT SHIPPING PAPERS CONTAIN FOR HAZMAT: Proper shipping name (not just trade name); hazard class and division; UN or NA identification number; packing group; total quantity; emergency response phone number (24-hour); shipper certification; for multiple hazardous materials in one shipment, a 'flag' or 'X' in the HM column to identify hazmat items among non-hazmat cargo. EMERGENCIES: The shipping papers allow emergency responders to consult the Emergency Response Guidebook (ERG) for evacuation distances, fire-fighting agents, and first aid — before they know what they're dealing with.
Source: FMCSA CDL Manual, Chapter 9, Hazardous Materials, Shipping Papers Location