Enacts new GS 64-6 making it a Class I felony for a person who is not lawfully present in the United States to possess a firearm. Provides that for the purposes of the statute, a person is not lawfully present in the United States unless the person (1) holds valid documentation issued by the US government that demonstrates the applicant's legal presence or (2) has otherwise been permitted to remain in the United States by the federal government. Any firearms unlawfully possessed under the statute may be seized. Makes conforming changes the GS 14-269.1. Applies to offenses committed on or after December 1, 2013.