There are two main types of gun licenses in the United States: concealed carry permits (which allow individuals to carry a concealed weapon) and firearms licenses (which regulate ownership and purchase of firearms). These licenses vary by state in terms of requirements and restrictions.
Need a little more information. In most U.S. states, you have to be 21 or older to obtain a handgun carry permit, if that's what you meant.
No..Most states are compact states which report invalid licenses to each other.
There is no such thing as a gun license in the US. There are concealed carry permits/licenses and dealers licenses.
Most states do not require developers to hold real estate licenses
MOST states do not register guns or gun owners.
Gun Dealers and gunsmiths
It depends on where you are.
yes
drivers licenses
You do not need licenses for airsoft guns, as they are not firearms.
Probably not. Most states will give provisional licenses at 16 with provisions (restrictions) expiring at age 18.