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d. It reflects the values of the Fourth Amendment.
6. Perhaps the strongest argument in its favor is that it helps to ensure judicial integrity.
Lecture Notes
The exclusionary rule was created by the U.S. Supreme Court to enforce constitutional rights. It
is not a right in itself. The Bill of Rights does not explain the remedies that judges should use when
someone’s rights are violated. The term “bad methods” refers to police actions and procedures that
violate Fourth, Fifth, Sixth, and Fourteenth Amendment rights. The term “good evidence” is not
meant to imply that the evidence was collected using good methods, only that the evidence is
Until the 20th century, the only remedies for constitutional violations were private lawsuits.
In 1914, the Supreme Court created the exclusionary rule but applied it only to federal law
enforcement. The Supreme Court established that unreasonable searches and seizures performed
by state officials violate the due process clause of the Fourteenth Amendment in 1949, and
finally applied the exclusionary rule to the actions of state officers in Mapp v. Ohio (1961).
There are exceptions to the exclusionary rule: collateral use (non-trial proceedings such as
bail and grand jury hearings); impeachment during cross-examination; the attenuation doctrine;
the independent source doctrine; the inevitable discovery doctrine; the good faith exception and
the “knock-and-announce” exception.
The exclusionary rule has social costs and courts seek to mitigate them by defining
Key Terms
exclusionary rule: The rule that illegally seized evidence cannot be admitted in criminal trials.
(p. 384)