To amend title 18, United States Code, to expand to all firearms the requirement that Federal firearms licensees report sales of 2 or more handguns to the same unlicensed person within 5 consecutive business days.

Multiple Firearm Sales Reporting Modernization Act of 2017 This bill amends the federal criminal code to broaden existing reporting requirements with respect to multiple sales or dispositions of certain firearms to an unlicensed person within five business days. Under current law, the reporting requirement applies to multiple sales or dispositions of pistols, revolvers, or any combination of pistols and revolvers. This bill makes the reporting requirement applicable to multiple sales or dispositions of any firearms.