Sportsman’s Caucus
Senate Rural Education Caucus -- Co-Chair
Creative Communications Council
Executive Committee of the Republican Steering Committee
Farmer Cooperative Caucus
Sugar Caucus
U.S. Congressional Internet Caucus
Senate Air Force Caucus -- Chairman
Missile States Coalition -- Co-Chair (with Sen. Conrad)
Senate Cuba Working Group -- Cofounder (with Sen. Baucus)
U.S.-Russia Legislative Working Group on Nonproliferation -- Founder
National Guard Caucus
C-130 Modernization Caucus
Senate Cultural Caucus -- Co-Chair
4-H Caucus
Senate Republican Capital Markets Task Force
Border Security and Enforcement First Caucus
Congressional Multiple Sclerosis Caucus
Senate High Tech Task Force
Senate Nanotechnology Caucus
Congressional Caucus on CPAs and Accountants