Riegle also served on the Senate Committee on Finance, where he served as Chairman of the Subcommittee on Health for Families and the Uninsured, the Senate Committee on Labor and Human Resources, where he served as Chairman of the Subcommittee on Alcoholism and Drug Abuse, the Senate Committee on Commerce, Science and Transportation, where he served as the Chairman of the Subcommittee on Science and Space, and was a member of the Senate Committee on Budget from 1979 to 1994.