+1 to calguns.net
Quick info on what you'll find out in more detail over on calguns, assuming you moved recently/moved with handguns and did not know the rules, send the CA DOJ the form and appropriate fees, even if it is past the 60 day mark that you were supposed to. Also while on calguns.net check up on magazine laws(10rd limit) and also check AWB rules if you have long guns.