Crim Law Flashcards
Actus reus
Voluntary act, involuntary act arising from voluntary act, or an omission to act where there is a legal duty to act
When does criminal liability result for failure to act when there is a legal duty?
- When imposed by statute
- Duty imposed by K
- There is a special relationship
- When one begins to aid victim and stops - detrimental undertaking
- Causation: Failing to aid after causing victim’s peril
Mens rea definition
Rqmnt of a guilty mind/legally proscribed mental state D must possess in order to commit a crime
Specific Intent Crimes
Rq that D possess a subjective desire, objective, or knowledge to accomplish a prohibited result
- Key language “with intent to..”
- Crimes that rq specific intent (FIAT)
1. First degree murder;
2. Inchoacte offenses (attempt, solicitation, conspiracy);
3. Assault with intent to commit a battery; and
4. Theft offenses (larceny, larceny by trick, false pretenses, embezzlement, forgery, burglary, robbery)
What are mens rea defenses for SI crimes?
- Insanity
- Diminished capacity
- Intoxication (voluntary/involuntary)
- Mistake of fact (even if unreasonable)
What are mens rea defenses for GI crimes?
- Insanity
- Voluntary intoxication
- Reasonable mistake of fact
Malice Crimes
Rq a reckless disregard of a high risk harm
- Criminal act without excuse, justification, or mitigation
1. Arson;
2. Murder
What does it mean for crime to be SL crime?
No mens rea is rqd, D need only commit the crime
- There are no mens rea defenses
What does vicarious liability mean?
Hold a person/entity responsible for the actus reus committed by another
i.e. respondeat superior, accomplice conduct, co-conspirator conduct
Mens Rea Defense: Mistake of law
Generally not an excuse
EXCEPT
1. Reliance on a decision of ct, administrative order, or official interpretation of law;
2. Lack of notice, and
3. Mistake of law that goes to an element of specific intent
Mens Rea Defense: Mistake of fact
- SL crimes: Never a defense
- General intent crimes: a reasonable mistable of fact negates recklessness/negligence rqd by general intent crimes
- Specific intent crime: any material mistake of facr (whether reasonable or unreasonable) negates specific intent
Principals
- D whose acts/omissions are the actus reus of the crime
- Must be actually or constructively present at scene of crime
- There can be more than one principal
Accomplice
Person is criminally liable if he gives assistance/encourages/fails to act where he has a legal duty to oppose the crime of another and purposely intends to effectuate commission of the crime
- Criminal consequences must be reasonably foreseeable
Criminal liability for accomplice
- Same as principal
- Accomplice is liable for other crimes if the crimes are the natural and probable consequences of principal’s conduct
- Accomplices can be criminally liable even if can’t be principals or even if the principal can’t be convicted
BUT a person who’s protected by statute can’t be convicted as an accomplice in its violation (i.e. underage partner in a sexual relationship)
Withdrawal of an accomplice
To legally withdraw and avoid liability for substantive crime, accomplice must:
- Repudiate prior aid;
- Do all that is possible to countermand prior assistance, and
- Do so before the chain of events is in motion and unstoppable
Accessory after the fact
- Person who aids or assists a felon in avoiding apprehension or conviction after commission of the felony
- Must know felony was committed
- Subject to punishment for obstruction of justice or harboring a fugitive
M’Naghten test
D not guilty if, at the time of the offense, he was laboring under such a defect of reason from a disease of the mind as not to know the nature and quality of his act, or if he did know, he dn know that the act was wrong
Irresistible impulse test
D not guilty if, at the time of the offense, he was unable to control his conduct as a result of mental disease
Durham rule
D not guilty if unlawful act was product of D’s mental disease/defect and would not have been committed but for disease/defect
MPC test
D not guilty if, at time of conduct, as a result of mental disease or defect, he lacks substantial capacity to appeciate the wrongfulness of the act, or to conform the conduct to the law
Burden of proof for insanity
- D is presumed sane and has initial burden of raising issue of mental capacity and responsibility
- Burden of production shifts to prosecution. Prosecution also has burden of persuasion on the issue
Voluntary intoxication
Intentional taking of substance known to be intoxicating. Actual intoxication need not be intended
When is voluntary intoxication a defense?
- Viable defense to specific intent crimes if it prevents the formation of the rqd intent, and
- Only applicable if prevents D from forming the mens rea
- Not a valid defense if D got drink to commit a crime
Involuntary intoxication
A valid defense to any crime
It may negate a rqd mental state if D is so intoxicated that he dn understand the criminal nature of his conduct
When is intoxication voluntary?
To be considered involuntary, intoxicating substance must have been taken:
- Without knowledge of intoxicating substance, or
- Under duress
What must prosecutor show for homicide?
Prosecutor must show that D caused the victim’s death
Actual Cause:
1. Victim would not have died but for D’s act
2. D sets form in motion forces that led to death of victim, D is actual cause
Proximate Cause:
1. No unforeseen intervening causes
2. When there are multiple causes and D’s act was a substantial factor in causing the death
Murder definition
Unlawful killing of another human being with malice aforethought