This is some info i got from this website
http://www.stategunlaws.org/viewstate.php?st=CA
CALIFORNIA STATE LAWS - Click On Law Below For Details
Anti-Trafficking
Is there a one-handgun-per-month limit on gun sales?
Yes
Assault Weapons
Are there limitations on assault weapons and MAGAZINE?
Yes
Attorney General Regulations
May Attorney General regulate guns?
No
Background Check At State Level
Do state police perform a background check in addition to federal NICS check?
Yes
Ballistic Fingerprinting
Must handguns be ballistic fingerprinted prior to sale?
No
CCW Limits
May police limit carrying concealed handguns?
Yes
Child Access Prevention - CAP
Are gun owners held accountable for leaving guns accessible to kids?
Yes
Child-Safety Locks
Must locking devices be sold with guns?
Yes
Gun Manufacturer Accountability
Do cities have authority to hold gun makers legally liable?
Yes
Gun Show Checks
Are background checks required at gun shows?
Yes
Juvenile Possession
Are minors restricted from possessing guns?
Partial
Juvenile Sale
Is it illegal to sell guns to kids?
Yes
License or Permit to Purchase
Is a license/permit required to buy handguns?
Yes
Local Gun Laws - Preemption
May cities enact laws stronger than the state's?
Yes
Record Keeping
May police maintain gun sale records?
Yes
Registration
Are all guns registered with law enforcement?
Partial
Safety Standards
Are there consumer safety standards on guns?
Partial
Safety Training
Is safety training required for handgun buyers?
Yes
Saturday Night Specials
Are there limitations on 'junk' handguns?
Yes
School Zones
Is it illegal for CCW permit holders to carry guns into schools?
No
Secondary Sales
Are background checks required on 'private' gun sales?
Yes
Waiting Period
Is there a waiting period on gun sales?
Yes