Absolute Immunity vs. Qualified Immunity: Can You Sue a Prosecutor or Judge?

People often assume every government official gets the same legal shield. They do not. Police officers get qualified immunity, which can be overcome. Prosecutors and judges usually get absolute immunity, which is far stronger and, for their core functions, close to unbeatable. Knowing which shield applies — and when it drops — tells you whether a claim against these officials has any realistic chance.

The difference between the two shields

Qualified immunity protects an official unless they violated a clearly established right. With the right facts and a matching precedent, a plaintiff can beat it. Absolute immunity is a complete bar for covered conduct — it applies even if the official acted maliciously, corruptly, or in bad faith. When absolute immunity attaches, the plaintiff's intent evidence does not matter and the case ends.

The key is that absolute immunity is tied to the function being performed, not the person's job title. The same official can have absolute immunity for one act and only qualified immunity for another.

Prosecutors

In Imbler v. Pachtman (1976), the Supreme Court gave prosecutors absolute immunity for conduct tied to their role as advocates — deciding whether to charge, and preparing and presenting the state's case in court. Later cases drew the line using a functional test:

• Burns v. Reed (1991) — appearing at a probable-cause hearing is advocacy (absolute), but giving legal advice to police during an investigation is only qualified immunity.
• Buckley v. Fitzsimmons (1993) — acting as an investigator to build a case, or making statements at a press conference, gets only qualified immunity.
• Kalina v. Fletcher (1997) — when a prosecutor personally vouches for facts under oath, she acts as a witness, not an advocate, and loses absolute immunity for that act.
• Van de Kamp v. Goldstein (2009) — supervisory and training decisions closely tied to the trial process remain absolutely immune.

So a prosecutor loses absolute immunity — and drops to ordinary qualified immunity — when acting as an investigator, administrator, or witness rather than as a courtroom advocate.

Judges

Judges have absolute judicial immunity for their judicial acts, a rule reaching back to Pierson v. Ray (1967) and confirmed in Stump v. Sparkman (1978). It applies even when a ruling is mistaken, exceeds authority, or is alleged to be malicious or corrupt. A judge loses it in only two narrow situations, explained in Mireles v. Waco (1991):

1. Non-judicial acts — conduct that is administrative, personal, or otherwise not a normal judicial function.
2. Acts taken in the clear absence of all jurisdiction — not merely acting in excess of authority, but with no conceivable jurisdiction at all.

There is also a statutory wrinkle: a 1996 amendment to Section 1983 generally bars injunctive relief against a judge for acts in a judicial capacity unless a declaratory decree was violated or declaratory relief was unavailable.

Other officials with absolute immunity

• Legislators have absolute immunity for legislative acts — local officials included, under Bogan v. Scott-Harris (1998).
• Witnesses, including police officers testifying at trial, are absolutely immune from suit over their testimony under Briscoe v. LaHue (1983), and Rehberg v. Paulk (2012) extended that to grand-jury witnesses.
• Jurors acting in their role are also protected.

What this means for you

• Ask what function was being performed. A prosecutor investigating or holding a press conference may be reachable; a prosecutor charging or trying a case usually is not. A judge doing something administrative or with no jurisdiction may be reachable; a judge ruling is not.
• Look to other defendants. Police officers (qualified immunity) and the government entity itself under Monell v. Department of Social Services (1978) may still be liable even when a prosecutor or judge is immune.
• Use the other tracks. Bar complaints, state judicial-conduct commissions, and criminal referrals operate independently of civil immunity.

This is general legal information, not legal advice. Immunity for prosecutors and judges is technical and function-specific, and outcomes depend on exact facts and jurisdiction. Talk to a licensed civil-rights attorney about your situation.

The law behind your rights

You can sue police under 42 U.S.C. 1983 for violating your constitutional rights, with excessive-force claims grounded in the Fourth Amendment (applied to state and local police through the Fourteenth), though the qualified-immunity doctrine requires showing the officer violated clearly established law.

Constitutional basis: Fourth Amendment, Fourteenth Amendment. Your state constitution may add further protections.

Key court cases:

• Monroe v. Pape, 365 U.S. 167 (1961) — 42 U.S.C. 1983 lets you sue police for constitutional violations committed under color of state law, even when they break state law.
• Graham v. Connor, 490 U.S. 386 (1989) — police excessive-force claims are judged under the Fourth Amendment's objective reasonableness standard.
• Tennessee v. Garner, 471 U.S. 1 (1985) — deadly force is a Fourth Amendment seizure and is unreasonable unless the suspect poses a significant threat of death or serious injury.
• Harlow v. Fitzgerald, 457 U.S. 800 (1982) — officials get qualified immunity unless they violated clearly established rights a reasonable person would have known.

These are landmark federal cases that establish the rights described above. How they apply can depend on your state, the federal circuit you are in, and the specific facts of an encounter. This is general legal information, not legal advice.