Relating to firearms; prescribing an effective date.

Prohibits a gun dealer from transferring a firearm or unfinished frame or receiver until 72 hours have elapsed from the time the gun dealer requested a criminal background check, and the gun dealer has received the background check approval number from the Department of State Police. Provides that a gun dealer who has the approval number and allows the required time period to elapse before transfer has immunity from civil liability for use of the transferred firearm or unfinished frame or receiver by the purchaser. Takes effect on the 91st day following sine die.