S. 520 · 114th Congress A bill to amend the Neotropical Migratory Bird Conservation Act to reauthorize the Act. StageIn committee SponsorBenjamin Cardin Introduced2015-02-12 Latest action2015-02-12 · Introduced in Senate Follow Summary Text Subjects Cosponsors (4) Votes (0) Actions Cosponsors (4) Dianne Feinstein Former member Senate CA Democrat Christopher Coons Current member Senate DE Democrat Bill Nelson Former member Senate FL Democrat Barbara Mikulski Former member Senate MD Democrat