The M4A1 cannot legally be owned by any civilian as they cannot be sold under the Firearms Owner protection Act of 1986. However you can purchase a generic that is of the semi-auto configuration for around $1000-$1200.
Only with a Prohibited Licence can you own a full auto firearm (which the M4A1 is). A semi-automatic AR-15 would require a Restricted licence.
You can't.
The question refers to a California petty theft statute - If that statue is NOT a felony offense, then yes, you may own or possess a firearm.
Based solely on the information provided in the question, NO, they may not legally own or possess a firearm.
Legally, yes. A firearm is defined as the receiver (frame) Even when it has been taken apart, the receiver is still legally a firearm.
Yes, provided the firearm itself is legally obtained.
The barrel length of the M4A1 carbine is 14.5 inches. Legally, it would be considered a short-barreled rifle by the BATFE (Bureau of Alcohol, Tobacco, Firearms and Explosives).
The barrel length of the M4A1 carbine is 14.5 inches. Legally, it would be considered a short-barreled rifle by the BATFE (Bureau of Alcohol, Tobacco, Firearms and Explosives).
You will need to consult with a lawyer for a legally correct and current answer.
Very severe restrictions on possession of any firearm except by members of the government/ military.
Assuming this is a firearm you own, you can sell it to a gun shop, give it to a friend in your state that is an adult and able to own firearms or contact your local law enforcement officials and surrender the gun to them.
A felon is no longer allowed to legally carry a firearm.