She is a member of the Senate Appropriations Committee (Subcommittees –Commerce, Justice, Science, and Related Agencies; Defense; Energy and Water Development; Homeland Security; Military Construction, Veterans Affairs, and Related Agencies), Ranking Member of the Interior-Environment Subcommittee, member of Senate Energy and Natural Resources Committee, member of the Senate Health, Education, Labor & Pensions Committee, and Vice Chairman of the Senate Indian Affairs Committee.