I don't know all the rules but  If it has a C.A.R.B. cert  it may still only be approved for off road use only in California  what a great state hua?!   Not only must it pass the sniffer test it must also pass a visual test.    Welcome to the Golden state  ( its all about the cash)

 PKRWUD is the carb guy  im shur he can help us out with this.