Chronic Obstructive Pulmonary Disease (COPD) Caucus (Co-Chairman)
Congressional Cystic Fibrosis Caucus (Co-Chairman)
Congressional Horse Caucus (Co-Chairman)
House Air Force Caucus (Co-Chairman)
Transatlantic Legislators Dialogue (Vice-Chairman)
Biomedical Research Caucus
Bipartisan Congressional Pro Life Caucus
Bipartisan Privacy Caucus
Canada-US Interparliamentary Union
Community College Caucus
Congressional Caucus on Adoption
Congressional Caucus on Hellenic Issues
Congressional Caucus on India and Indian-Americans
Congressional Caucus on Poland
Congressional Caucus on Taiwan
Congressional Caucus on US-Turkey Relations and Turkish Americans
Congressional Cyber security Caucus
Congressional Friends of Liechtenstein Caucus
Congressional Internet Caucus
Congressional Invisible Wounds Caucus
Congressional Israel Allies Caucus
Congressional Media Fairness Caucus
Congressional Prayer Caucus
Congressional Ship Building Caucus
Congressional Singapore Caucus
Congressional Sovereignty Caucus
Congressional Sportmen's Caucus
Congressional Travel and Tourism Caucus
Congressional Wireless Caucus
House Renewable Energy and Energy Efficiency Caucus
House Tea Party Caucus
Immigration Reform Caucus
New Media Caucus
Republican Study Committee (RSC)
