The purpose of this legislation is to limit the use of federal law enforcement officers for crowd control activities. It aims to ensure accountability and transparency in how these officers operate during protests, demonstrations, and other public gatherings. The bill is titled the "Preventing Authoritarian Policing Tactics on America's Streets Act." Key provisions of the legislation include requirements for federal law enforcement officers and armed forces involved in crowd control. They must display clear identification, including their agency and last name or unique identifier.