Also known as: material elements · essential element · constituent element
Written by attorneys · grounded in primary & secondary sources — see below
A component of an offense or claim consisting of the conduct, attendant circumstances, or result that, combined with the requisite mental state or proof method, establishes liability or the right to relief.
Michelle Murphy sued her former employer for breach of a noncompete clause. She offered testimony that the employer had a reputation for honoring similar agreements in prior deals. Because loyalty formed an essential element of the defense, the court permitted introduction of specific instances showing the employer had referred clients away to avoid conflicts.
Meredith Maxwell was charged with unlawful dumping after directing treated soil to a landfill. The statute required knowledge or recklessness as to whether the waste was industrial. Because the industrial character was a material element, the prosecution had to prove Meredith acted with the required mental state regarding that circumstance.
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Mariam Mansour was charged with attempted perjury after submitting a false affidavit. Even if she had completed every intended act, the statement would not have been material to any proceeding. Because materiality was an essential element of the substantive offense, she could not be convicted of attempt.
Mason McCarthy continued operating heavy equipment after noticing a substantial risk that the load contained prohibited industrial waste. He consciously disregarded that risk. Because the waste classification was a material element, his conscious disregard established recklessness sufficient for liability.
Megan Moore's company was charged under a statute imposing liability solely for the presence of a banned preservative in finished goods. The statute defined the offense by that presence alone. Because absolute liability attached to the material element of preservative content, the offense was reclassified as a violation rather than a felony.
Malcolm McKinley faced an enhanced sentence after the judge found he had acted with purpose to intimidate. The finding directly defined the level of culpability for the charged offense. Because the purpose constituted a material element rather than a mere sentencing factor, it had to be proved to a jury beyond a reasonable doubt.
Material elements include all characteristics of conduct, attendant circumstances, and results that, when combined with the required culpability, constitute the offense. They exclude elements relating exclusively to statutes of limitation, jurisdiction, or venue.
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A person is not guilty unless he acted purposely, knowingly, recklessly, or negligently with respect to each material element. The required mental state must attach to every such element unless the statute imposes absolute liability and the offense is reclassified as a violation.
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Specific instances are admissible when a person's character or character trait is an essential element of a charge, claim, or defense. The instances must be relevant to that essential element.
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Ignorance or mistake is a defense if it negatives the purpose, knowledge, belief, recklessness, or negligence required to establish a material element. The defense applies when the actor's belief negates the mental state demanded by the statute.
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…addressed Congress' efforts to impede local activities it considered undesirable by prohibiting the interstate movement of some essential element. In the Lottery Case , 188 U. S. 321 (1903), the Court rejected the argument that Congress lacked power to prohibit the interstate movement of lottery tickets because it had power only to…