Preliminary Question

A preliminary question refers to an issue or matter that must be resolved before the main issues of a case can be adjudicated. These questions often relate to the admissibility of evidence or the determination of jurisdiction.

The concept of preliminary questions has its roots in procedural law, aimed at ensuring that courts address necessary concerns before delving into substantive issues. It has evolved through case law and statutory procedures over time.

In modern law, preliminary questions are often resolved at the outset of a trial through pre-trial motions or hearings. For instance, prior to a criminal trial, a judge may conduct a hearing to determine whether certain evidence is admissible based on its relevance or legality.

• A judge decides whether eyewitness testimony can be admitted after establishing the witness's credibility and basis for knowledge.
• Before a civil trial, a judge rules on whether the defendant's claim of jurisdiction is valid, affecting the trial's continuation.

• Daubert v. Merrell Dow Pharmaceuticals, Inc. (1993)