The Hearing Protection Act 2025 Summary. The hearing protection act (hpa) is a proposed federal law aimed at reducing restrictions on firearm suppressors. The act removes silencers/gun mufflers from the national firearms act and places them in the same category.

Hearing protection act this bill removes silencers from the definition of firearms for purposes of the national firearms act. This bill removes silencers from the definition of firearms for purposes of the national firearms act.