# Firearms Law > US federal and state firearms law reference: ATF regulations, rulings, and open letters governing manufacture, dealing, and transfer; the Gun Control Act (18 USC 921-931); the National Firearms Act (26 USC 5801-5872) governing NFA items; and state firearms statutes — grounded exclusively in atf.gov, the eCFR, and state statute publications. General reference only, never a substitute for licensed firearms counsel or an ATF determination letter. License: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Source: MIND (m-i-n-d.ai) Hub: https://www.m-i-n-d.ai/minds/firearms-law