OK SB41

Broadens definition of "pistols" and "handguns" in the Oklahoma Firearms Act of 1971 to include any firearm capable of discharging projectiles composed of any material reasonably expected to cause lethal injury, with barrel less than 16 inches in length, using gunpowder, gas, or rocket propulsion, excluding flare guns, underwater fishing guns, and blank pistols.

Establishes presumption of reasonable fear of imminent peril of death or great bodily harm when using defensive force against persons unlawfully and forcibly entering a dwelling, residence, occupied vehicle, or place of business, with specific exceptions for lawful residents and persons engaged in unlawful activity.

Grants immunity from criminal prosecution and civil action to persons using permitted defensive force, and requires courts to award reasonable attorney fees, court costs, and related expenses to defendants found immune from prosecution.

Prohibits property owners, employers, and businesses from establishing policies that ban transporting and storing firearms in locked vehicles on parking areas, except for convicted felons.

Becomes effective November 1, 2015.