ATF Just Killed the CLEO Copy Rule. Your Sheriff No Longer Vetoes Your NFA.

For decades, the federal government has required ATF Form 4 applicants to send a copy of their NFA application to their local chief law enforcement officer (CLEO) — typically the police chief or county sheriff where they reside. The rule, originally framed as a "courtesy notification," became something else entirely in cities and counties run by anti-gun officials: a paperwork firewall.

New York City. Cook County. Los Angeles. San Francisco. The pattern repeated itself across blue-state jurisdictions: an applicant submits the form, the local CLEO sits on the notification, the application stalls. The original rule was modified in 2016 to remove the affirmative-signature requirement — CLEOs no longer had to "approve," just acknowledge receipt — but the residual notification kept feeding hostile officials a list of NFA owners on their turf. Many of those officials made it their business to track those names.

The new proposal eliminates the CLEO notification requirement entirely. ATF will receive the application directly. Local law enforcement gets no copy, no list, and no opportunity to slow-walk a federal procedure they have no statutory role in approving. The proposed rule restores what should have been the operational reality from the start: NFA registration is a federal matter between the buyer, the dealer, and ATF.

Privacy implications matter. Every CLEO notification across decades created a paper trail of NFA owners in local police records — records that could be subpoenaed, breached, or shared informally. Suppressor and SBR owners in jurisdictions where local officials despise them have spent years aware that their lawful purchases were sitting on a list they didn't choose to be on. That list ends now.

Practical implications matter more. Form 4 wait times have averaged 90-120 days for years. Removing the CLEO step removes one of the last paper-shuffle bottlenecks. Combined with eForms processing improvements that have shipped over the last 18 months, average suppressor wait times for FFL transfers are now measured in days for dealers using digital submission. The ATF process is finally starting to look like every other federal background check.

The package is in the proposed rulemaking phase. The 90-day comment period opens with publication in the Federal Register. Anti-gun coalitions will file. So will NFA-focused litigation groups. The smart action for individual owners and FFLs is to file a comment of your own — every comment counts in the formal record, and the next administration's lawyers will be reading them when they try to revive the requirement.