Research ReportCRS ReportVersion 10
RL34581
Members Who Have Served in the U.S. Congress for 30 Years or More
Published Feb 10, 2009Updated Jun 20, 2025
Full report
What this is
The Congressional Research Service is a nonpartisan policy and legal analysis arm of the Library of Congress. CRS reports are written for members of Congress and their staff, not the public — but they’re made available openly through Congress.gov.