Does my firearm have to be registered?

The answer is no. There is no registration requirement for an inherited firearm in the State of Oklahoma.

What if I am ineligible to possess firearms either because of my age or my condition of being a convicted felon or convicted juvenile delinquent?

If you are ineligible to possess a firearm, but one is left to you, it is subject to seizure by the State of Oklahoma, or a criminal sanction of up to 10 years for possession of a firearm by either a juvenile delinquent or a convicted felon.

Is there a difference in the State of Oklahoma between antique firearms and are they in fact firearms?

In Oklahoma, antique guns, including black powder weapons and muzzle loaders, are all considered firearms under state law. Those who cannot legally possess modern firearms are also disqualified from possessing antique guns.