“The Supreme Court voted 5–4 midday on Aug. 8 to allow the Biden administration’s rule regulating so-called ghost guns that can be assembled at home to remain in force while the case remains pending before a federal appeals court.
The government’s ‘frame or receiver’ rule goes back to April 2022. It requires individuals who assemble homemade firearms to add serial numbers to them. The rule also mandates background checks for consumers who buy gun-assembly kits from dealers.
Pieces of guns that are shipped are nonetheless still guns subject to existing laws, the government argued in court filings.”