Synopsis As Introduced Creates the Firearms Registration Act. Provides that every person in the State must register each firearm he or she owns or possesses in accordance with the Act. Provides that a person shall not purchase or possess ammunition within this State without having first obtained a registration certificate identifying a firearm that is suitable for use with that ammunition, or a receipt demonstrating that the person has applied to register a suitable firearm under the Act and that the application is pending. Provides that the Department of State Police must complete a background check of any person who applies for: (1) a registration certificate for a firearm that was lawfully owned or possessed on the effective date of the Act, was brought into the State by a new resident, or was acquired by operation of law upon the death of the former owner; or (2) a renewal of a registration certificate unless, within 12 months of the date the renewal application is submitted, the applicant passed a background check conducted by the Department in connection with the applicant's acquisition of another firearm. Provides exceptions. Amends the Criminal Code of 2012. Provides that it is a Class 2 felony to sell or transfer ownership of a firearm to another person without complying with the registration requirement of the Firearms Registration Act.