Congresswoman Dingell serves on the House Committee on Energy and Commerce and the House Committee on Natural Resources. On Energy and Commerce, Dingell is a member of the Subcommittee on Health, the Subcommittee on Commerce, Manufacturing, and Trade, and the Subcommittee on Communications and Technology. On Natural Resources, Dingell is a member of the Subcommittee on Energy and Mineral Resources and the Subcommittee on Water, Wildlife, and Fisheries.
In addition, Congresswoman Dingell serves in the following leadership roles:
- Chair of the House Democratic Policy and Communications Committee
- Chair of the Heartland Caucus
- Co-chair of the Bipartisan Working Group to End Domestic Violence
- Co-Chair of the EMS Caucus
- Co-Chair of the Long Term Care (LTC) Caucus
- Co-Chair of the Bipartisan Disabilities Caucus
- Co-Chair of the Assisting Caregivers Today Caucus
- Co-Chair of the 5G Caucus
- Co-Chair of the Arthritic Caucus
- Co-Chair of the Cancer Prevention Caucus
- Co-Chair of the Deadliest Cancer Caucus
- Co-Chair of the Asthma and Allergy Caucus
- Co-Chair of the Autonomous Vehicles Caucus
- Co-Chair of the Macedonian and Macedonian-American Caucus
- Co-Chair of the Czech Caucus
- Co-Chair of the Hungarian Caucus
- Co-Chair of the Labor Caucus
- Co-Chair of the Medicare for All Caucus
- Co-Chair of the U.S. Lebanon Friendship Caucus
- Co-Chair of the Endangered Species Act Caucus
- Co-Chair of the Expand Social Security Caucus
- Co-Chair of the Friends of Finland
- Co-Chair of the Get the Lead Out Caucus
- Co-Chair of the House Great Lakes Task Force
- Co-Chair of the Task Force on Strengthening Democracy
- Co-Chair of the House Democratic Caucus Task Force on Aging and Families
- Vice-Chair of the Legal Services Caucus
- Deputy Whip for the Congressional Progressive Caucus
- Outreach Co-Chair of Democratic Women’s Caucus
She also serves on the following caucuses and working groups:
- Advanced Energy Storage Caucus
- Sportsmen's Caucus
- Agriculture and Rural America Task Force
- Air Cargo Caucus
- Auto Care Caucus
- Bipartisan Congressional Bus Caucus
- Bipartisan Congressional PFAS Task Force
- Bipartisan Congressional Refugee Caucus
- Bipartisan Congressional Task Force on Alzheimer's Disease
- Bipartisan Historically Black Colleges and Universities Caucus
- Bipartisan Mental Health and Substance Use Disorder Task Force
- Bipartisan Task Force to End Sexual Violence
- Bipartisan Women’s Caucus
- Bipartisan Women Veterans Task Force
- Black Maternal Health Caucus
- Child Labor Prevention Task Force
- Congressional 21st Century Skills Caucus
- Congressional Access to Legal Aid Caucus
- Congressional Addiction, Treatment and Recovery Caucus
- Congressional Air Force Caucus
- Congressional Aluminum Caucus
- Congressional America 250 Caucus
- To celebrate America’s 250th birthday in 2026
- Congressional Animal Protection Caucus
- Congressional Apprenticeship Caucus
- Congressional Artificial Intelligence Caucus
- Congressional Arts Caucus
- Congressional Asian Pacific American Caucus
- Congressional Baby Caucus
- Congressional Bagel Caucus
- Congressional Biomedical Research Caucus
- Congressional Blue Collar Caucus
- Congressional Boating Caucus
- Congressional Brain Injury Task Force
- Congressional Building Trades Caucus
- Congressional Burn Pits Caucus
- Congressional Buy American Caucus
- Congressional Cancer Survivors Caucus
- Congressional Caucus on Armenian Issues
- Congressional Caucus on Foster Youth
- Congressional Caucus on Homelessness
- Congressional Caucus on International Exchange and Study
- Congressional Caucus on Maternity Care
- Congressional Caucus on Poland
- Congressional Caucus on Prescription Drug Abuse
- Congressional Caucus on Public-Private Partnerships
- Congressional Caucus on Religious Minorities in the Middle East
- Congressional Caucus on Smart Cities
- Congressional Caucus on the Deadliest Cancers
- Congressional Caucus to End the Youth Vaping Epidemic
- Congressional Chemistry Caucus
- Congressional Childhood Cancer Caucus
- Congressional Children's Health Care Caucus
- Congressional Civility and Respect Caucus
- Congressional Civility Caucus
- Congressional Coalition for Autism Research and Education
- Congressional Coast Guard Caucus
- Congressional Cooperative Business Caucus
- Congressional Coronavirus Task Force
- Congressional Critical Materials Caucus
- Congressional Cybersecurity Caucus
- Congressional Cystic Fibrosis Caucus
- Congressional Deaf Caucus
- Congressional Diabetes Caucus
- Congressional Energy Storage Caucus
- Congressional Equality Caucus
- Congressional Fire Services Caucus
- Congressional Food Safety Caucus
- Congressional French Caucus
- Congressional Friends of Ecuador Caucus
- Congressional Full Employment Caucus
- Congressional Gaming Caucus
- Congressional Hearing Health Caucus
- Congressional Heart and Stroke Coalition
- Congressional House Manufacturing Caucus
- Congressional Independent Colleges Caucus
- Congressional Internet Caucus
- Congressional Invasive Species Caucus
- Congressional Inventions Caucus
- Congressional Kidney Caucus
- Congressional Labor and Working Families Caucus
- Congressional Law Enforcement Caucus
- Congressional Library of Congress Caucus
- Congressional Lung Cancer Caucus
- Congressional Lupus Caucus
- Congressional Maker Caucus
- Congressional Manufactured Housing Caucus
- Congressional Mental Health Caucus
- Congressional Military Family Caucus
- Congressional Military Mental Health Caucus
- Congressional Military Sexual Assault Prevention Caucus
- Congressional Military Veterans Caucus
- Congressional Motorsports Caucus
- Congressional National Marine Sanctuary Caucus
- Congressional National Parks Caucus
- Congressional Native American Caucus
- Congressional Neuroscience Caucus
- Congressional Nursing Caucus
- Congressional Oceans Caucus
- Congressional Peace Corps Caucus
- Congressional Pre-K and Child Care Caucus
- Congressional Privacy Caucus
- Congressional Progressive Caucus Energy and Commerce Task Force
- Congressional Public Health Caucus
- Congressional Scouting Caucus
- Congressional Skin Cancer Caucus
- Congressional Small Business Caucus
- Congressional Soccer Caucus
- Congressional Social Determinants of Health Caucus
- Congressional Social Work Caucus
- Congressional Solar Caucus
- Congressional Songwriters' Caucus
- Congressional STEAM Caucus
- Congressional Steel Caucus
- Congressional Tourette Syndrome Caucus
- Congressional Tri-Caucus
- Congressional Ukrainian Caucus
- Congressional U.S.-China Working Group
- Congressional Veterans Jobs Caucus
- Congressional Voting Rights Caucus
- Congressional Wildlife Refuge Caucus
- Congressional Wine Caucus
- Congressional Zoo and Aquarium Caucus
- Crime Survivors and Justice Caucus
- Electrification Caucus
- Friends of a Free, Stable and Democratic Syria Caucus
- Friends of Job Corps Congressional Caucus
- Gun Violence Prevention Task Force
- Honorary Congressional Girl Scout Troop Caucus
- House Automotive Caucus
- House Bipartisan Task Force for Combating Anti-Semitism
- House Cancer Caucus
- Overarching Cancer Caucus
- House Democratic Manufacturing Working Group
- House Democratic Steering and Policy Committee
- House General Aviation Caucus
- House Hunger Caucus
- House Hydrogen and Fuel Cell Caucus
- House Medical Technology Caucus
- House NASA Caucus
- House Reproductive Freedom Caucus
- House Small Brewers Caucus
- House Sugar Caucus
- House Sustainable Energy and Environment Coalition
- House Sustainable Energy and Environment Coalition Clean Energy Deployment Task Force
- House Sustainable Energy and Environment Coalition Climate Jobs Task Force
- Indian Health Service Task Force
- National Heritage Areas Caucus
- National Service Congressional Caucus
- Northeast-Midwest Congressional Coalition
- Northern Border Caucus
- Problem Solvers Caucus
- Public Works and Infrastructure Caucus
- Rare Disease Caucus
- Romania Caucus
- United Service Organizations Congressional Caucus
- Voices for National Service
- Yes in My Backyard Caucus
