Lawyers representing voters in Arizona, Georgia and North Carolina have filed lawsuits alleging that their elected congressional representatives are barred from running for future office based on a little-known provision of the 14th Amendment.

Harvard Law Professor Ronald Sullivan Jr. Courtesy photo

Specifically, Section 3 of the 14th Amendment reads: “No person shall be a Senator or Representative in Congress … who, having previously taken an oath … to support the Constitution of the United States, shall have engaged in insurrection or rebellion against the United States, or given aid or comfort to the enemies thereof.”