Which source of law is created by judges deciding cases?

Common law.

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  1. Common law ✔
  2. Statutory law
  3. Treaty law

Why: Common law, including case law, comes from judicial decisions and precedent.

Huh, didn't know that: Common law, including case law, comes from judicial decisions and precedent.

The dad joke
Judges make common law, but they do not make it common.
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References

Answer: Common law. Common law, including case law, comes from judicial decisions and precedent.

  1. Law of the United States en.wikipedia.org/wiki/Law_of_the_United_States
    the law is derived from five sources: constitutional law, statutory law, treaties, administrative regulations, and the common law
    Checked 2026-11-07.

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