Federal copyright law says that “Copyright protection under this title is not available for any work of the United States Government.” 17 U.S.C. § 105. What happens when the copyright falls under the works of State Government? For more state copyright laws see:
http://copyright.lib.harvard.edu/states/
Copyright Term and the Public Domain in the United States
17 U.S.C. § 107, available at https://www.law.cornell.edu/uscode/text/17/107·
Fair Use Infographic: http://copyright.lib.harvard.edu/fair_use/