Crim Law Flashcards
actus reus
voluntary act or omission to perform an act required by law
Sources of a duty to act
- statute or regulation imposing a duty to act
- special relationship
Mens rea
guilty mind. Mental state in committing a crime
general intent crime
intended to perform the prohibited act but the defendant need not to have intended the specific result
Specific intent
intent to perform the prohibited act combined with intent to bring about the prohibited result
purposely
conscious objective to behave in a way to cause a result
knowingly
aware that one’s conduct is practically certain to produce a result
recklessly
conscious disregard for a substantial and unjustifiable risk
negligently
person should be aware of a substantial and unjustifiable risk
concurrence
person must have the necessary mens rea at the time of actus reus
Mistake of fact defense
allows a defendant to escape liability if the mistake is reasonable and negates the required mens rea
mistake of law defense
usually not valid unless
1. D reasonably relied on a statute or court decision that is later held invalid
2. D reasonably relied on an official interpretation of the law by a government agency
3. OR if the law has not been generally published or otherwise made available
Impossibility defense
defendant has a criminal objective but some fact or circumstance unknown to the defendant would prevent the defendant from completing the target offense
Voluntary Intoxication defense
allows a defendant to escape liability if his intoxication negates any element to a crime
Involuntary intoxication defense
applies if D was
1. tricked into taking drugs
2. coerced into drugs
3. mistakenly takes drugs
4. took prescription without knowledge of side effects
Requires Defendant to either
1. not know the nature or quality of their actions OR
2. not knowing what they are doing is wrong
Diminished capacity defense
because of some mental disorder or condition, defendant was unable to form a mens rea of specific intent or some higher level mental state required to commit a crime
Insanity
requires defendant to be unable to 1) appreciate and understand the nature of the charges and proceedings and 2) rationally assist defense counsel in defending the case
M’Naghten insanity test
as a result of a mental disease or defect
1. defendant did not know the nature or quality of their actions OR
2. he did not know what he was doing was wrong
MPC insanity test
as a result of a mental disease or defect the defendant lacks capacity to 1.appreciate the wrongfulness of their conduct OR
2. conform their conduct to the requirements of the law
Necessity defense
- defendant committed the crime to prevent an imminent and substantial harm
- there was no reasonable alternative course of action available AND
- the harm caused was less than the harm avoided
Self defense
a person may use force in self defense if
1. he actually and reasonably believes
2. that the force is necessary
3. to protect himself from the imminent use of unlawful force by another person
What force can someone use in self defense
no more force than necessary to resist another’s use of unlawful force
Duty to retreat
a defendant must retreat before using deadly force if they can retreat with reasonable safety. (Unless they are in their own home; castle doctrine )
Defense of Others
same as self defense but for other people
Defense of property
a person may use non deadly force to defend property if
1. the force is reasonably necessary
2. to prevent imminent
3. and unlawful interference
4. with real or personal property
5. that is in defendant’s possession
hot pursuit doctrine
if defendant’s property was just taken and perp is fleeing, defendant may pursue the perp and use reasonable force to recover property
Can a defendant use deadly force to defend property?
No unless
1. the theft is accompanied by threat of deadly force OR
2. the person is defending their home
Durress
duress is a defense if the defendant acts
1. under imminent threat of death or serious bodily injury
2. to himself or another and
3. reasonably that the harm will occur if the defendant does not perform the criminal act
Only applies if defendant has no reasonable alternative
common law murder
- the unlawful killing
- of a living person
- with malice aforethought