Endorsement Authorizes Licensee to Operate
T Combination vehicles with double trailers.
N A tank vehicle intended for hauling liquids in bulk.
P Any vehicle designed to transport 16 or more passengers, including the driver.
H Any vehicle used to transport hazardous materials.
X Any tank vehicle used to transport placarded amounts of hazardous material. This is a combination of endorsements "N" and "H".
S A school bus.
Z Any two- or three-wheeled motorcycle with an engine of less than 50 cubic centimeters piston displacement.
Y Any two- or three-wheeled motorcycle with an engine of at least 50 but less than 100 cubic centimeters piston displacement.
W Any two- or three-wheeled motorcycle with an engine of 100 or more cubic centimeters piston displacement.
O Other - Reserved for future use.
N.M. Admin. Code § 18.19.5.114