H.R. 4146 · 112th Congress Upper Mississippi CARP Act StageIn committee SponsorKeith Ellison Introduced2012-03-06 Latest action 2012-03-07 · Referred to the Subcommittee on Water Resources and Environment. Follow Summary Text Subjects Cosponsors (2) Votes (0) Actions Cosponsors (2) Erik Paulsen Former member House MN Republican Timothy Walz Former memberHouseMNDemocrat