March 23, 2026
Members

How Can Members Of Congress Be Expelled Therefrom

Expulsion from Congress is a rare and serious measure that can be taken against members of the United States Senate or House of Representatives who commit grave offenses or violate ethical or legal standards. While Congress is composed of elected officials who represent the people, the Constitution provides a mechanism through which members can be removed from office by their peers under specific circumstances. The process is deliberately difficult to ensure it is not abused for political reasons. Understanding how members of Congress can be expelled involves reviewing constitutional provisions, historical examples, and the internal rules of each chamber.

Constitutional Basis for Expulsion

topic I, Section 5

The U.S. Constitution outlines the expulsion process in topic I, Section 5, which states Each House may determine the Rules of its Proceedings, punish its Members for disorderly Behavior, and, with the Concurrence of two thirds, expel a Member.” This applies to both the Senate and the House of Representatives and gives each chamber the authority to police its own membership.

Requirement of Two-Thirds Majority

One of the most critical features of this clause is the requirement that two-thirds of the chamber must agree to expel a member. This high threshold ensures that expulsion is only used in extreme cases and prevents partisan majorities from removing political opponents unjustly. The supermajority requirement applies separately to the Senate and the House.

Grounds for Expulsion

Criminal Conduct

The most common reason for expulsion is criminal activity. This may include bribery, corruption, embezzlement, treason, or other serious offenses. If a member is convicted of a federal or state crime, especially one related to abuse of office, expulsion becomes a possible consequence.

Ethical Violations

In some cases, members may face expulsion for conduct that is not criminal but violates the ethical standards expected of public officials. This might include lying under oath, abusing power, sexual misconduct, or behavior that brings disrepute to the legislative body.

Disloyalty to the Nation

Members who openly support insurrection, rebellion, or foreign enemies may be expelled under the grounds of disloyalty. Historical examples of this include expelling members who sided with the Confederacy during the Civil War.

Expulsion Process in Practice

Investigation

The expulsion process typically begins with an investigation. This is often carried out by the Ethics Committee in the House or the Senate Select Committee on Ethics. These bodies collect evidence, hold hearings, and produce reports recommending further action.

Committee Recommendation

If the committee finds sufficient grounds, it may recommend expulsion. Alternatively, it may suggest a lesser punishment such as censure, reprimand, or suspension. Expulsion is usually considered the most extreme penalty and is recommended only when the offense is undeniably serious.

Floor Vote

Once the recommendation reaches the full chamber, the House or Senate debates the matter. The member in question is typically given the opportunity to defend themselves. After debate, a vote is held. To succeed, two-thirds of the members present must vote in favor of expulsion.

Historical Cases of Expulsion

Senate Expulsions

The U.S. Senate has expelled 15 members since 1789. The most prominent cases occurred during the Civil War, when 14 senators were expelled for supporting the Confederacy. In more recent times, expulsion has been rare. For example, Senator William Blount was expelled in 1797 for conspiring to assist the British in capturing Spanish territory.

House of Representatives Expulsions

Only five members of the House have been expelled in U.S. history. Three were expelled during the Civil War for supporting secession. More recently, Representatives Michael Myers (1980) and James Traficant (2002) were expelled after being convicted of criminal charges including bribery and corruption.

Alternatives to Expulsion

Censure and Reprimand

If a member’s misconduct does not rise to the level of expulsion, Congress may choose to issue a censure or reprimand. These actions are formal statements of disapproval and are entered into the public record but do not remove the member from office. They carry less weight but still damage the member’s reputation.

Resignation

In many cases, members choose to resign rather than face the embarrassment and political consequences of expulsion. Resignation allows the member to avoid a public vote and often protects them from further investigation or sanctions.

Criminal Prosecution

Outside of congressional actions, a member may also face legal consequences. Even if not expelled, they may be prosecuted in court, fined, or imprisoned depending on the severity of their crimes. Conviction in criminal court can lead to automatic loss of privileges and eligibility for future office.

Challenges and Controversies

Political Motivations

One challenge in the expulsion process is ensuring it is not used for political revenge. Because Congress is a political body, there is always the potential for partisanship to influence decisions. The two-thirds requirement helps mitigate this but does not eliminate it entirely.

Public Opinion

Public pressure and media coverage can influence the pace and outcome of an expulsion proceeding. In high-profile cases, lawmakers may feel compelled to act swiftly to preserve the institution’s credibility and maintain trust in the democratic process.

Modern Examples and Developments

Contemporary Ethics Investigations

In recent decades, more members of Congress have been investigated for ethical violations than in earlier eras. However, actual expulsions remain rare. This is due in part to the availability of alternative punishments and the reluctance of lawmakers to set precedents for removing elected officials.

Call for Reforms

Some legal scholars and watchdog groups have called for reforms to the expulsion process. Suggestions include clearer definitions of misconduct, independent investigative bodies, and faster timelines. These changes aim to protect both the rights of accused members and the integrity of Congress.

The power to expel members of Congress is a critical safeguard in the U.S. political system. It reinforces the principle that no one, not even an elected lawmaker, is above the law or beyond accountability. However, expulsion is intentionally difficult, reflecting the need to balance due process with the protection of democratic institutions. While rare, expulsion remains an important constitutional tool for maintaining integrity in the legislative branch. Through transparent procedures and strict standards, Congress can ensure that this power is used responsibly and only in the most severe cases of misconduct or betrayal of public trust.