40 CFR 205.158: Labeling requirements.

(a)(1) The manufacturer of any vehicle subject to this subpart must, at the time of manufacture, affix a label, of the type specified in paragraphs (a)(2), (3), and (4) of this section, to all such vehicles to be distributed in commerce.

(2) The label must be plastic or metal and be welded, riveted, or otherwise permanently attached in a readily visible position.

(3) The label must be affixed by the vehicle manufacturer to the vehicle in such a manner that the label cannot be removed without destroying or defacing it, and must not be affixed to any piece of equipment that is easily detached from such vehicle.

(4) The label must be lettered in the English language in legible block letters and numerals, which must be of a color that contrasts with the background of the label.

(5) The label must contain the following information:

(i) The label heading: Motorcycle Noise Emission Control Information;

(ii) The statement:

This ______ (model year) ______ (model specific code) motorcycle, ______ (serial number), meets EPA noise emission requirements of ______ (noise emission standard) dBA at ______ (closing rpm) rpm by the Federal test procedure. Modifications which cause this motorcycle to exceed Federal noise standards are prohibited by Federal law. See owner's manual.

(6) The model specific code is limited to ten spaces which includes three spaces for the manufacturer's abbreviation (see paragraph (a)(7) of this section), three spaces for the class identification, and four spaces for the advertised engine displacement respectively.

(7) All motorcycle manufacturers shall use the following abbreviations in their model specific code.

BMW BMW

Bultaco BUL

Can-Am Bombardier CAB

Chaparral CHA

Cheeta CHE

Ducati DUC

Fox FOX

Harley Davidson HAR

Heald HEA

Hercules HER

Hodaka HOD

Honda HON

Husqvarna HUS

JAWA/CZ JAW

Kawasaki KAW

KTM KTM

Laverda LAV

Moto Benilli BEN

Moto Guzzi GUZ

Moto Morini MOR

MV Agusta MVA

Norton Triumph TRI

Rokon ROK

Suzuki SUZ

Yamaha YAM

(8) Moped manufacturers only shall use the following abbreviations in their model specific code.

AMF AMF

Benelli BEL

Califfo CAL

Carabela CAR

Cimatti CIM

Columbia COL

E-Z Rider EZR

Flying Dutchman FLY

Foxi FOI

Gadabout GAD

Garelli GAR

Gitane GIT

Honda HON

Indian IND

Intramotor INT

Italvelo ITA

Kreidler KRE

Lazer LAZ

Malagati MAL

Morini MOI

Motobecane/Solex MBE

Moto Guzzi GUZ

Negrini NEG

Odyssey ODY

Pacer PAC

Pack-A-Way PAK

Peugeot PEU

Puch PUC

Riviera RIV

Sachs SAC

Safari SAF

Scorpion SCO

Smily SMI

Snark SNA

Sori II SON

Speed Bird SPE

Sprinter SPR

SuVega SUV

Tomas TOM

Vaespa VES

Yankee Peddler YAN

(9) If a new motorcycle manufacturer begins production of vehicles subject to this regulation, the Administrator will assign him a 3-letter manufacturer abbreviation as soon as reasonably practical after his existence is known to the Agency.

(b) Any vehicle manufactured in the United States solely for use outside the United States must be clearly labeled in accordance with the provisions of paragraphs (a) (2), (3), and (4) of this section with the statement; “For Export Only”.

(c) Any competition motorcycle as defined in § 205.151(a)(3), shall be labeled in accordance with the provisions of paragraphs (a)(1), (2), (3) and (4) of this section with the statement:

This motorcycle is designed for closed course competition use only. It does not conform to U.S. EPA motorcycle noise standards.

(d) It will be permissible for manufacturers to meet the requirements of this section by consolidating these labeling requirements with other government labeling requirements in one or more labels, provided the provisions of paragraphs (a) (2), (3) and (4) of this section are met.