see the california dmv site:
http://dmv.ca.gov/pubs/brochures/howto/htvr9.htm#feesdue
I haven't gotten a job yet, and the registration on my truck doesn't expire till next month, so I refuse to take off my Hawaii plates unless I absolutely have to...
been pulled over once by CHP and they said I had 20 days to get cali plates and cali license...right.