Who determines the constitutionality of a law?

Asked by: Leanna Fadel  |  Last update: February 3, 2026
Score: 4.6/5 (66 votes)

The Judicial Branch, primarily the U.S. Supreme Court, determines the constitutionality of laws through its power of judicial review, deciding if laws passed by Congress or actions by the President, as well as state and local laws, conflict with the U.S. Constitution, establishing final interpretations of constitutional rights.

Who determines the constitutionality of laws?

When the Supreme Court rules on a constitutional issue, that judgment is virtually final; its decisions can be altered only by the rarely used procedure of constitutional amendment or by a new ruling of the Court. However, when the Court interprets a statute, new legislative action can be taken.

Do Republicans or Democrats control the Supreme Court?

The Court is now divided sharply along partisan lines with justices appointed by Republican presidents taking increasingly conservative positions and those appointed by Democrats taking moderate liberal positions.

Can Trump appoint Supreme Court judges?

As of January 8, 2026 the United States Senate has confirmed 261 Article III judges nominated by Trump: three associate justices of the Supreme Court of the United States, 60 judges for the United States courts of appeals, 195 judges for the United States district courts, and three judges for the United States Court of ...

Who can overturn unconstitutional laws?

The Justices of the Supreme Court, nominated by the president and confirmed by the Senate, can overturn unconstitutional laws.

Reading the Kentucky Resolution: Who determines the Constitutionality of Laws?

18 related questions found

Does the President have power over the Supreme Court?

The president nominates Supreme Court justices, but the Senate has the sole power to confirm those appointments.

Who has the power to nullify a law?

Nullification and the Supreme Court. Definition: The theory that the states are the final arbiters of the limits of national authority and that each may veto the enforcement of federal laws it determines to be unconstitutional, at least within its own boundaries.

How many judges did Biden appoint to the Supreme Court?

The total number of Article III judges nominated by Biden and confirmed by the United States Senate was 235, including one associate justice of the Supreme Court of the United States, 45 judges for the United States courts of appeals, 187 judges for the United States district courts and two judges for the United States ...

Can Congress get rid of the Supreme Court?

“No provision in the Constitution gives [Congress] the authority to regulate the Supreme Court, period,” Justice Alito told the Wall Street Journal in 2023.

Has the Supreme Court ever had a liberal majority?

The Warren Court was the period in the history of the Supreme Court of the United States from 1953 to 1969 when Earl Warren served as the chief justice. The Warren Court is widely regarded as the most liberal Supreme Court in U.S. history and marks the last period in which liberals held clear control of the Court.

Do judges have more power than the president?

Federal laws, for example, are passed by Congress and signed by the President. The judicial branch, in turn, has the authority to decide the constitutionality of federal laws and resolve other cases involving federal laws. But judges depend upon the executive branch to enforce court decisions.

Can an executive order override the Constitution?

Like both legislative statutes and the regulations promulgated by government agencies, executive orders are subject to judicial review and may be overturned if the orders lack support by statute or the Constitution.

When did the Supreme Court change from 6 to 9 Justices?

To further assure their independence, the Constitution provides that judges' salaries may not be diminished while they are in office. The number of Justices on the Supreme Court changed six times before settling at the present total of nine in 1869.

Does the President have a say on who is nominated?

The United States Constitution provides that the president "shall nominate, and by and with the Advice and Consent of the Senate, shall appoint Ambassadors, other public Ministers and Consuls, Judges of the Supreme Court, and all other Officers of the United States, whose Appointments are not herein otherwise provided ...

Did Obama appoint a Supreme Court justice?

President Barack Obama made two successful appointments to the Supreme Court of the United States. The first was Judge Sonia Sotomayor to fill the vacancy created by the retirement of Justice David H. Souter. Sotomayor was confirmed by the United States Senate on August 6, 2009, by a vote of 68–31.

Can a Supreme Court justice be impeached?

The Constitution states that Justices "shall hold their Offices during good Behaviour." This means that the Justices hold office as long as they choose and can only be removed from office by impeachment. Has a Justice ever been impeached? The only Justice to be impeached was Associate Justice Samuel Chase in 1805.

Can a Supreme Court justice run for president?

Hughes led on the first presidential ballot of the convention and clinched the nomination on the third ballot. Hughes accepted the nomination, becoming the first and only sitting Supreme Court Justice to serve as a major party's presidential nominee, and submitted his resignation to President Wilson.

Can federal judges be replaced?

Article III states that these judges “hold their office during good behavior,” which means they have a lifetime appointment, except under very limited circumstances. Article III judges can be removed from office only through impeachment by the House of Representatives and conviction by the Senate.

Who can impeach Donald Trump?

Impeachment begins in the House of Representatives, where articles of impeachment are drawn up. These articles are then voted on by House members. Each article is voted on separately and requires a simple majority to pass. Once an article has been passed in the House, the president has been impeached.

What is certiorari meaning in law?

The word certiorari comes from Law Latin, meaning "to be more fully informed." A writ of certiorari orders a lower court to deliver its record in a case so that the higher court may review it. The writ of certiorari is a common law writ, which may be abrogated or controlled entirely by statute or court rules.

Do we have a constitutional right to overthrow the government?

--That to secure these rights, Governments are instituted among Men, deriving their just powers from the consent of the governed, --That whenever any Form of Government becomes destructive of these ends, it is the Right of the People to alter or to abolish it, and to institute new Government, laying its foundation on ...