The purpose of this open letter is to advise all Federal firearms licensees (FFLs) that the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) is rescinding a prior Open Letter, dated December 19, 2019, regarding the Franklin Armory Reformation firearm (2019 Open Letter). This open letter also advises FFLs on the classification of the Franklin Armory Reformation and Antithesis firearms under federal law.