S. 533 · 115th Congress Undetectable Firearms Modernization Act of 2017 StageIn committee SponsorBill Nelson Introduced2017-03-06 Latest action2017-03-06 · Introduced in Senate Follow Summary Text Subjects Cosponsors (11) Votes (0) Actions Cosponsors (11) Chris Van Hollen Current member Senate MD Democrat Maggie Hassan Current member Senate NH Democrat Richard Blumenthal Current member Senate CT Democrat Dianne Feinstein Former member Senate CA Democrat Kirsten Gillibrand Current member Senate NY Democrat Ed Markey Current member Senate MA Democrat Bob Menendez Former member Senate NJ Democrat Christopher Murphy Current member Senate CT Democrat Jack Reed Current member Senate RI Democrat Chuck Schumer Current member Senate NY Democrat Sheldon Whitehouse Current member Senate RI Democrat