Lucio is the Chairman of the Intergovernmental Relations Committee. He also sits on the Committees on Natural Resources & Economic Development, Veterans Affairs & Military Installations, the Subcommittee on Border Security, and serves as Vice Chairman of Senate Education Committee. He also created and sits on the Interagency Tasks Force on Children with Special Needs.
Eddie Lucio began his public service in 1971, becoming Cameron County Treasurer and later Cameron County commissioner.
He authored legislation creating the Regional Academic Health Center (RAHC) and he worked for passage of a bill during the 81st legislative session that creates the University of Texas Health Science Center - South Texas to serve Cameron, Hidalgo, Starr, Willacy, Brooks, Jim Hogg, Kenedy, Kleberg, and Zapata counties with a full-fledged medical school.
Lucio was the only Democrat in the Texas Senate to support the 2013 legislation to restrict abortions to twenty weeks of gestation and to require abortions be performed in surgical centers. Lucio also authored legislation to require that women receiving abortions and physicians performing them take a free adoption awareness course.[2] He described himself as "pro-life" and was endorsed and supported by Democrats for Life of America, a "pro-life" or anti-abortion movement PAC.[3][4]
During the 78th legislative session, Lucio was elected by his colleagues as Senate President Pro Tempore.
On November 3, 2021, Lucio announced that he would not be running for reelection.[5]