A federal-law reference for permit holders: the Gun Control Act, NICS and Form 4473, prohibited persons, NFA items, the Hughes Amendment, LEOPA, GFSZA, ghost gun rules, and FOPA.
A first-time buyer's walkthrough of every concealed carry pistol decision: caliber, frame size, action type, revolver vs semi-auto, optics, capacity, and holster fit.
Concealed carry laws in the United States are anything but uniform. What is perfectly legal in one state can result in serious criminal charges just across the border.