Repeals the federal civil‑liability protections in the Protection of Lawful Commerce in Arms Act by removing 15 U.S.C. 7901–7903, and authorizes use of ATF Firearms Trace System records in civil and administrative proceedings. The ATF trace database would no longer be shielded from legal process: records can be subpoenaed or discovered, admitted into evidence, and relied on by witnesses and other proof in litigation or administrative matters.