ATF Definition: Law Enforcement Notification
Law Enforcement Notification. The applicant must provide a copy of the Form 1 to the chief law enforcement officer (CLEO) who has jurisdiction over the area of the applicant's address shown in item 3b of the Form 1. In addition, if the applicant is other than an individual, a copy of the Form 5320.23, National Firearms Act (NFA) Responsible Person Questionnaire, for each responsible person must be provided to their respective chief law enforcement officer. The chief law enforcement officer is considered to be the Chief of Police; the Sheriff; the Head of the State Police; or a State or local district attorney or prosecutor.
Other NFA Gun Trust and ATF Related Blog Posts
ATF Form 4 December 2025 Typo Explained
The new ATF December 2025 version of the ATF Form 4 has been released with many changes. But it seems that new 2025 version has a typo that might be confusing. The typo that could cause confusio...
ATF Recommends using the ATF 5320.20 Before Applying with the ATF eForm 4
On the new ATF eForm's site when applying for an ATF eForm 4, you will notice a new banner on the Transferor's page. If you have moved your NFA firearm and never have used the ATF 5320.20 to updat...
ATF Changes the Passport Photo Expiration Time
With the new ATF Form revisions, comes other changes. One of which is the passport photo expiration date. Before the January 2026 revisions, passport photos were valid for 1 year prior to the date...