Honda ARX1500T3DX Owner's Manual page 264

Star Label (USA only)
Three Stars
Ultra Low Emission
The three-star label identifies engines that
meet the Air Resources Board's Personal
Watercraft and Outboard marine engine 2008
exhaust emission standards or the Sterndrive
and Inboard marine engine 2003-2008
exhaust emission standards. Engines meeting
these standards have 65% lower emissions
than One Star-Low Emission engines.
256
Technical Information
Four Stars
Super Ultra Low Emission
The four-star label identifies engines that meet the
Air Resources Board's Sterndrive and Inboard
marine engine 2009 exhaust emission standards.
Personal Watercraft and Outboard marine engines
may also comply with these standards. Engines
meeting these standards have 90% lower emissions
than One Star-Low Emission engines.
Cleaner Watercraft - Get the Facts
1-800-END-SMOG
www.arb.ca.gov