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ATF's Regulatory Ping-Pong Continues: New Frames & Receivers Rule Coming (Again)

April 28, 2026

Well, folks, the ATF is at it again. After months of flip-flopping, the DOJ and ATF have told courts they're working on a new frames and receivers rule. That's right — another rewrite of the controversial Biden-era 'ghost gun' regulation that has been tying our industry in knots.

Let me bring you up to speed. Back in 2022, the ATF pushed through a rule that redefined what counts as a "frame or receiver" under the 1968 Gun Control Act. We're not just talking about finished parts anymore — now they want to regulate partially complete kits, disassembled pieces, even non-functional parts that could be "readily" turned into a working firearm. They called them "80% kits" and basically told Americans that building your own rifle at home — something we've done for centuries — might now land you in federal prison.

The courts have been a mess over this. Judge Reed O'Connor in Texas struck it down nationwide back in 2022. The Fifth Circuit agreed. Then the Supreme Court weighed in in March 2025 with a 7-2 split decision in Bondi v. VanDerStok, basically saying the ATF's interpretation wasn't plainly wrong under the statute — though Justices Thomas and Alito dissented, and the Court left the door open for as-applied challenges.

Now here's where it gets wild. When Trump took office, his administration initially asked for 90-day stays to review Biden's rules. Then, just days ago, they said they'd keep Biden's rule intact. Gun rights groups went ballistic — GOA called it a "betrayal." Now, under what sources describe as "intense pressure" from Second Amendment groups and industry, they're reversing course again and promising a new rule.

The word on the street is this new version will try to draw a line between polymer frames (like those Polymer80s — now unfortunately out of business) and certain metal kits. Some metal components might escape the serialization and FFL requirements if they don't meet the "readily convertible" test. But here's the thing: that test is still vague as hell. Time, tools, expertise, jigs — it's all subjective, which means arbitrary enforcement.

The bottom line for your wallet and my shop: we've been living in regulatory chaos for years. Small businesses are hemorrhaging money on compliance updates. Hobbyists are scared to do a little milling work on a lower receiver. And now we're looking at another round of notice-and-comment rulemaking while the lawyers keep billing hours.

I'll tell you what I tell every customer: this is exactly why we need Congress to step in and fix this mess, not leave it to unelected bureaucrats to keep changing the rules on a whim.