Actus Reus (Guilty Act)

Actus reus is the physical component of a crime consisting of a voluntary act, an omission when there is a legal duty to act, or possession, which must concur with mens rea to establish criminal liability.

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Exam Tip

SCRVC for duties: Statute, Contract, Relationship, Voluntary assumption, Creation of peril. No general duty to rescue strangers!

What is Actus Reus?

Actus reus ("guilty act") is the physical element of crime - voluntary act, omission when duty exists, or knowing possession.

Components

ComponentExample
Voluntary ActPulling trigger, swinging fist
OmissionParent not feeding child
PossessionKnowing control of contraband

When Omission = Actus Reus

Duty to act required:

Source of DutyExample
StatuteFile taxes, report abuse
ContractLifeguard, nurse
RelationshipParent-child, spouse
Voluntary AssumptionTaking in relative
Creation of PerilDuty to rescue after causing danger

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