UJ Criminal Law CLA101 Study Guide: First-Year Exam Notes for the University of Johannesburg

This study guide covers the core first-year Criminal Law material commonly associated with UJ Criminal Law CLA101 at the University of Johannesburg. It is written for exam preparation, with clear explanations of the general principles, criminal liability, participation, inchoate offences, and the major defences that frequently appear in first-year assessments. The emphasis is on practical exam use: how to spot issues, structure answers, and apply the law accurately to problem questions and essay questions.

1. The Foundations of Criminal Law in South Africa

Criminal law is the branch of law that defines conduct as a crime and provides for punishment when the law is broken. In the South African context, criminal law is not only about punishment; it is also about protecting society, upholding constitutional values, and ensuring that only blameworthy conduct is punished. For first-year students at the University of Johannesburg, the starting point in CLA101 is usually the distinction between criminal law and other legal disciplines, the sources of criminal law, and the basic principles that determine when conduct becomes punishable.

1.1 What criminal law does

Criminal law serves several functions at once. It deters harmful behaviour, expresses society’s moral condemnation of serious wrongdoing, protects the public, and punishes those who deserve censure. A criminal trial is therefore different from a civil dispute. In civil law, one party usually seeks compensation or another private remedy. In criminal law, the state prosecutes an accused because the conduct is seen as a public wrong.

A useful exam distinction is this:

Civil law: focuses on private rights and remedies.
Criminal law: focuses on public wrongs and punishment.
Constitutional law: controls the legality and fairness of the criminal process.
Criminal procedure: regulates how arrests, searches, trials, and appeals occur.

This distinction matters because a single incident may give rise to both civil and criminal consequences. For example, if a person assaults another in a tavern in Soweto, the injured person may sue for damages in civil law, while the state may prosecute the assailant for assault. In an exam, identifying the correct legal lens is often the first step toward a good answer.

1.2 Sources of criminal law

South African criminal law is rooted primarily in common law, statute, and the Constitution. Common-law crimes are crimes developed through judicial precedent and legal tradition. Examples include murder, culpable homicide, robbery, assault, and arson. Statutory crimes are created by legislation, such as crimes under the Criminal Procedure Act 51 of 1977, the Cybercrimes Act 19 of 2020, or various road traffic and environmental statutes.

The Constitution influences criminal law in a profound way. Section 35 guarantees rights to arrested, detained, and accused persons, including the right to remain silent, the right to legal representation, and the right to a fair trial. These rights do not create the substantive crimes themselves, but they shape how criminal liability is enforced and tested.

For first-year purposes, the critical point is that criminal law is not a closed historical system. It develops in light of constitutional values such as dignity, equality, and freedom. Where a rule of common law conflicts with the Constitution, the constitutional norm prevails.

1.3 The principle of legality

One of the most important principles in criminal law is the principle of legality. This principle means that conduct can only be punished if it was defined as a crime before the conduct occurred. It is often summarized by the Latin maxim nullum crimen sine lege, meaning “no crime without law.”

The legality principle protects against arbitrary punishment. It requires:

A prior legal basis for the crime.
Clarity and certainty in the definition of the offence.
No retrospective creation of crime or punishment.
No punishment by analogy where the conduct does not fit the legal definition.

This principle often appears in exam questions involving new or unusual conduct. Suppose a student posts humiliating content about another student online, and the conduct does not fit an established offence. The law cannot simply invent a crime after the fact. Instead, the court must determine whether the conduct falls within an existing crime or whether Parliament has legislated on the issue.

Legality also requires the law to be sufficiently clear. Vague laws are problematic because people must know in advance what conduct is prohibited. In practice, this principle is linked to constitutional legality and fair notice.

1.4 The nature of a crime

A crime is generally defined as conduct that is unlawful, culpable, and punishable. These three ideas are central in first-year criminal law.

Conduct: There must be an act or omission attributable to the accused.
Unlawfulness: The conduct must violate a legal norm without justification.
Culpability: The accused must be blameworthy, usually through intent or negligence.
Punishability: The law must permit punishment for the conduct.

This structure is highly exam-relevant because most problem questions can be broken down into these components. If an accused acted, but had a valid justification such as private defence, then the conduct may be unlawful in a factual sense but not unlawful in a legal sense. If the accused acted unlawfully but lacked intention due to a true mistake of fact, culpability may be absent.

1.5 The distinction between act, unlawfulness, and culpability

Many first-year students confuse unlawfulness and culpability. The distinction is essential.

Unlawfulness asks whether the conduct violated the legal order.
Culpability asks whether the accused can be personally blamed.

For example, if X strikes Y in order to repel an unlawful attack, X’s conduct may be justified and therefore not unlawful. But if X killed Y accidentally while acting under a mistaken belief that Y was attacking, the issue may be whether X had intention or negligence. The unlawfulness inquiry and the culpability inquiry are separate.

This separation helps in analysis because criminal liability does not arise merely because harm occurred. Harm can occur without criminal liability if the conduct is justified, excused, or lacks the required mental element.

1.6 Common crime categories encountered in first year

A first-year study guide for UJ CLA101 should know the basic categories of crimes typically discussed:

Category	Description	Examples
Crimes against the person	Harm to bodily integrity or life	Assault, murder, culpable homicide
Crimes against property	Unlawful interference with property	Theft, robbery, malicious damage to property
Crimes against dignity	Harm to personal dignity and reputation	Crimen iniuria, defamation
Crimes against public order	Conduct disturbing public peace	Public violence, certain statutory offences
Inchoate crimes	Incomplete crimes	Attempt, conspiracy, incitement

This categorisation is useful for memory and for structuring essays. It is also useful in problem questions because the same facts can raise more than one offence. If a person threatens another with a knife and takes a cellphone, one must consider assault, robbery, and possibly attempted murder depending on the facts.

1.7 The role of policy and constitutional values

Criminal law is not mechanically applied in South Africa. Policy and constitutional values shape interpretation. Courts are careful not to extend liability too far where the outcome would be unfair or inconsistent with dignity and fairness. At the same time, the courts avoid allowing technical loopholes to defeat justice.

This balance is visible in many areas:

The law requires proof beyond reasonable doubt because liberty is at stake.
The law insists on culpability because punishment should not fall on the morally blameless.
The law recognises justification and excuse because context matters.
The Constitution reinforces fair treatment even for accused persons.

In exams, it is often helpful to show awareness that criminal law is both protective and restrictive. It protects society, but it also restrains the state.

2. Elements of Criminal Liability: Conduct, Unlawfulness, Causation, and Fault

The heart of first-year criminal law is the analysis of whether a person may be held criminally liable. The structure of liability is built from several elements that must usually all be present. If one element is missing, liability fails. This section is the most exam-intensive because it provides the framework for problem questions.

2.1 Conduct: the voluntary act or omission

Criminal liability generally requires conduct, meaning a voluntary bodily movement or omission. The conduct must be attributable to the accused as a conscious human act or failure to act where there was a legal duty to do so.

A voluntary act means the person had control over bodily movements. If someone’s arm convulses and strikes another person involuntarily, there is no conduct in the legal sense. Similarly, if a person acts during a seizure or blackout, voluntariness may be absent.

An omission becomes relevant when the law imposes a legal duty to act. Mere moral obligations are not enough. The law asks whether the accused had a duty arising from:

statute,
prior conduct,
a special relationship,
contractual responsibility,
official position, or
creation of a dangerous situation.

For example, a parent who fails to feed a young child may be criminally liable for omission-based offences if the child is harmed. A security guard who watches a dangerous assault unfold despite a clear duty to intervene may also face liability, depending on the facts and the legal duty established.

2.2 Unlawfulness: when conduct is legally prohibited

Unlawfulness means that the conduct conflicts with the legal order and is not protected by a ground of justification. It is an objective inquiry. The question is whether the law permits the conduct in the circumstances.

Common grounds of justification include:

private defence,
necessity,
consent,
statutory authority,
obedience to lawful authority,
official capacity,
and in some contexts, triviality.

If conduct is justified, it is lawful even if it causes harm. This is why police officers may lawfully use force in appropriate circumstances, or why a person may lawfully defend themselves from an unlawful attack.

An exam answer should always ask:

Was there prima facie unlawful conduct?
If yes, is there a ground of justification?
Does the justification remove unlawfulness completely?

This layered analysis prevents premature conclusions.

2.3 Causation: linking conduct to result

Causation is especially important in result crimes like murder, culpable homicide, and malicious injury to property. The law asks whether the accused’s conduct caused the prohibited consequence.

Causation is usually analysed in two stages:

2.3.1 Factual causation

The but-for test asks whether the result would have occurred but for the accused’s conduct. If the answer is no, factual causation is established. If the result would have occurred anyway, factual causation may fail.

For example, if X poisons Y, and Y dies, the poisoning is a factual cause of death. But if Y would have died at the same moment from another independent fatal cause unrelated to X’s conduct, causation becomes more complex.

2.3.2 Legal causation

Legal causation asks whether it is fair, reasonable, and sufficiently proximate to attribute the result to the accused. South African law uses several approaches, including adequate causation and other proximity-based reasoning. The issue is whether the chain of causation was broken by a novus actus interveniens, a new intervening act.

A simple example: X stabs Y, but Y’s death is later caused by grossly negligent medical treatment. The medical treatment may or may not break the chain, depending on whether it was so unusual as to render X’s conduct no longer sufficiently linked to the death.

In exam answers, causation should be approached carefully:

Identify the result.
Apply factual causation.
Apply legal causation.
Consider intervening acts.
Reach a final conclusion on liability.

2.4 Fault: intention and negligence

Fault is the accused’s blameworthy mental attitude. South African criminal law recognises primarily intention and negligence as forms of fault. Some crimes require intention only, while others may be committed negligently.

Intention

Intention, or dolus, is the mental attitude in which the accused directs the will toward the prohibited result or knows that the result is substantially certain and proceeds anyway. Intention can take several forms:

Direct intention: the accused wants the result.
Indirect intention: the accused foresees the result as a necessary consequence and reconciles themselves to it.
Dolus eventualis: the accused foresees the possibility of the result and proceeds, reconciling themselves to that possibility.

Dolus eventualis is often tested in exams because it is subtle. If X drives at high speed through a crowded pedestrian area, foresees that someone may be struck, and continues anyway, the issue may be whether X had dolus eventualis regarding death or serious injury.

Negligence

Negligence exists where the accused fails to act as a reasonable person would have acted in the circumstances. The question is objective: would a reasonable person have foreseen the possibility of harm and taken steps to prevent it? Negligence is common in culpable homicide and many statutory offences.

The exam distinction between intention and negligence is critical. Intention is subjectively focused on what the accused actually foresaw or desired. Negligence asks what a reasonable person would have foreseen. A person may be negligent without intending harm.

2.5 Mistake of fact and mistake of law

A mistake can affect fault. A mistake of fact may exclude intention if the accused honestly believed facts that, if true, would render the conduct innocent or less blameworthy. If X takes Y’s umbrella honestly believing it is X’s own, the required intention for theft may be absent.

A mistake of law is generally not a full defence in the same way. A person is normally expected to know the law, though the consequences depend on the crime and the context. In exam settings, avoid casually labelling every mistake as a defence. Ask whether the mistake negates intention, negligence, or unlawfulness.

2.6 The burden and standard of proof

The state must prove the accused’s guilt beyond reasonable doubt. The accused does not have to prove innocence. This is a core principle of criminal justice and frequently appears in exam questions on fair trial rights.

The practical meaning is that if there is a reasonable possibility that the accused acted in self-defence, or lacked intention, or did not cause the result, the court should acquit. The standard is high because the consequences of conviction are serious.

A useful exam formula is:

State the principle.
Identify what the state must prove.
Explain that the accused enjoys the benefit of any reasonable doubt.
Apply the facts carefully.

3. Specific Crimes Commonly Covered in First Year

First-year criminal law typically introduces a cluster of common-law crimes that illustrate the general principles of liability. These crimes are important not only because they are examinable on their own, but because they teach students how criminal law analyses objective elements, mental elements, and the distinction between complete and incomplete offences.

3.1 Murder

Murder is the unlawful and intentional killing of another human being. The key elements are:

the death of a human being,
conduct by the accused,
unlawfulness,
intention to kill.

Murder is usually treated as the most serious common-law crime. The intention element may be direct, indirect, or dolus eventualis. This means that a person need not specifically desire death in order to be guilty of murder. If they foresee death as a possibility and proceed regardless, murder may be established.

An exam scenario may involve a bar fight in Braamfontein. If X stabs Y in the chest during an altercation and Y later dies, the court must analyse intention and causation. The fact that the fight was spontaneous does not automatically exclude murder. Spontaneity may be relevant to mitigation or provocation, but not necessarily to the offence itself.

3.2 Culpable homicide

Culpable homicide is the unlawful and negligent killing of another human being. It differs from murder primarily in the mental element. Instead of intention, the prosecution must prove negligence.

The key question is whether the accused, as a reasonable person in the circumstances, should have foreseen the possibility of death and taken steps to prevent it. This offence often appears where the facts are serious but the evidence for intent is insufficient.

For example, if X drives a vehicle at excessive speed through a residential area, ignores traffic signals, and kills a pedestrian, culpable homicide may be easier to prove than murder. The legal analysis should examine the driver’s awareness, the road conditions, and whether the risk was obvious.

3.3 Assault

Assault is the unlawful and intentional applying of force to the person of another, or inspiring the belief that force is immediately to be applied. It has two broad forms:

assault by application of force, and
assault by threat or threat of force.

The first form involves physical contact, such as slapping, punching, or pushing. The second form involves creating the immediate apprehension of unlawful force, such as pointing a weapon at someone. The contact need not cause injury; the violation of bodily integrity or security is enough.

It is important to distinguish assault from common social conflict. Not every rude gesture or argument is an assault. There must be intentional unlawful conduct that affects bodily integrity or the reasonable perception of immediate harm.

3.4 Robbery

Robbery is theft accompanied by violence or threats of violence. It involves the unlawful taking of property with the intention to permanently deprive the owner, while using force or intimidation to overcome resistance or induce surrender.

The presence of violence makes robbery more serious than theft. In a typical exam scenario, if X points a knife at Y and demands a cellphone, the facts suggest robbery. If X stealthily takes the cellphone from Y’s bag without Y noticing, the offence is theft, not robbery.

Several issues commonly arise:

Was property taken?
Was the taking unlawful?
Did the accused intend to deprive permanently?
Was violence or threat used?
Was the violence sufficiently linked to the taking?

3.5 Theft

Theft is the unlawful appropriation of movable property belonging to another with the intention to permanently deprive the owner of it. The concept of appropriation involves treating another’s property as one’s own.

Theft is often tested through factual variation. A student may borrow a laptop without permission, intending to return it, but damage occurs. The issue becomes whether there was intention to deprive permanently or whether a lesser offence or civil liability is more appropriate. The details of the accused’s state of mind are crucial.

Theft may also involve deception, but where deception is central the facts may instead suggest fraud. Students should not confuse theft with fraud. Theft usually concerns unlawful taking; fraud concerns misrepresentation causing prejudice or potential prejudice.

3.6 Housebreaking and related property crimes

Housebreaking often appears with theft or attempted theft. The act of breaking and entering into premises with intent to commit an offence inside is central. The entry need not involve damage in the dramatic sense; even opening an unlocked door can amount to breaking in some contexts if the legal requirements are met.

Malicious damage to property is another common offence. It involves the unlawful and intentional damaging of the property of another. If X throws a brick through a neighbour’s window during an argument, the offence is likely present unless a justification exists.

3.7 Crimen iniuria and dignity-based offences

Crimen iniuria is the unlawful, intentional impairment of the dignity or privacy of another. It is broader than mere insult in everyday language. South African criminal law treats dignity as a protected interest, and the offence may be committed by gestures, words, humiliation, or privacy violations.

In exams, this offence is often confused with defamation. Defamation protects reputation, while crimen iniuria protects dignity and privacy. If a person publicly spreads a false rumour harming someone’s standing in the community, defamation may be more appropriate. If a person makes a degrading sexual comment or unlawfully invades privacy, crimen iniuria is more likely.

3.8 Comparative summary table

Crime	Key conduct	Mental element	Common exam issue
Murder	Killing a human being	Intention	Dolus eventualis vs intention
Culpable homicide	Killing a human being	Negligence	Reasonable foreseeability
Assault	Force or threat of force	Intention	Immediate apprehension
Theft	Taking property of another	Intention to deprive permanently	Borrowing vs appropriation
Robbery	Theft plus violence/threats	Intention	Link between force and taking
Malicious damage to property	Damaging another’s property	Intention	Degree of damage and unlawfulness
Crimen iniuria	Impairing dignity/privacy	Intention	Dignity vs reputation

4. Defences, Justifications, and Excuses

Defences are central to criminal law because liability is not established merely by showing that harm occurred. South African law recognises both grounds of justification, which make conduct lawful, and grounds of excuse, which acknowledge that conduct was unlawful but the accused should not be blamed. This distinction is essential for first-year exams.

4.1 Private defence

Private defence, often called self-defence, allows a person to use reasonable force to protect themselves, another person, or property from an unlawful attack. The defence is available only when the attack is:

unlawful,
imminent or in progress,
directed at a legally protected interest,
and the defensive act is necessary and reasonable.

A classic exam scenario involves a person attacked with a knife in a parking area at the UJ campus or in an urban street setting. If the victim strikes back with force proportionate to the threat, private defence may apply. If the victim retaliates long after the danger has passed, the defence may fail because the attack is no longer imminent.

Private defence is not a license for revenge. It must be defensive, not retaliatory. The force used should be necessary to avert the attack, and the defensive act must not be excessive in the circumstances.

4.2 Necessity

Necessity applies when a person acts to avert a danger that is not brought about by an unlawful attack by another person. The danger may come from natural forces, an animal, or another non-aggressive circumstance. The question is whether the accused’s conduct was reasonably necessary to prevent harm to themselves or others.

An example is forcing open a locked gate to escape a fire. The conduct would ordinarily interfere with another’s property, but necessity may justify it if done to prevent serious harm.

Necessity differs from private defence:

Private defence responds to an unlawful human attack.
Necessity responds to a broader danger, including non-human threats.

The proportionality and reasonableness requirements remain important. The accused cannot create an excessive harm in order to avoid a minor inconvenience.

4.3 Consent

Consent can be a defence where the law recognises that the complainant validly agreed to the conduct. Consent is most relevant where the protected interest is capable of being waived, such as in certain sporting activities or medical procedures. However, consent has limits. A person cannot validly consent to every form of harm, especially serious bodily harm or conduct contrary to public policy.

For example, a boxer consents to bodily contact within the rules of the sport. That consent does not extend to a deliberate attack outside the rules, such as a punch after the bell in a dirty fight. Similarly, a patient consents to a surgical procedure after proper disclosure, but not to an unconsented assault disguised as treatment.

Consent must be real, informed where necessary, and given by a person with capacity. It must also be voluntary. A coerced “yes” may not be valid consent.

4.4 Child discipline and parental authority

In some older criminal law discussions, parental or disciplinary authority appears as a possible justification for mild correction. In modern South African law, however, this area must be approached carefully and in the light of constitutional rights, especially dignity and the best interests of the child. Students should be cautious not to overstate any common-law permission for violence.

In exam answers, it is safer to analyse whether the conduct was unlawful, reasonable, and constitutionally defensible rather than assuming broad disciplinary privilege. Where force is excessive, the defence is unlikely to succeed.

4.5 Mistake and putative private defence

A putative defence arises where the accused honestly believes the circumstances justify the conduct, even though objectively they do not. For example, X sees Y reaching into a pocket during a dark night and honestly believes Y is drawing a gun. X strikes Y pre-emptively, but Y was actually reaching for a wallet. The issue is whether X’s honest mistake negates intention or affects culpability.

This is exam-relevant because subjective belief and objective reality are not always the same. Putative private defence may not make the conduct objectively lawful, but it may negate the accused’s intention to act unlawfully. A careful answer distinguishes:

objective private defence,
subjective belief in private defence,
and the effect on unlawfulness versus fault.

4.6 Insanity and mental illness

Insanity is a defence where, at the time of the act, the accused was incapable of appreciating the wrongfulness of their conduct or acting in accordance with such appreciation due to mental illness or defect. This defence is not about simply being emotional, stressed, or intoxicated. It concerns a serious impairment of mental functioning.

For exam purposes, identify:

whether there is evidence of mental illness or defect,
whether the impairment affected appreciation of wrongfulness,
whether it affected the capacity to act accordingly.

The legal consequences are serious because an insane person may not be criminally liable in the usual sense. The court may instead consider special legal procedures and treatment measures.

4.7 Automatism and involuntariness

Automatism occurs when the accused acts without conscious control. Examples may include a seizure, sleepwalking, or a sudden dissociative episode. If the act is not voluntary, there is no conduct in the strict legal sense.

Automatism is often raised when an accused claims they “did not know what they were doing.” The court will closely examine the evidence. Because the defence is easily abused, the burden is practically difficult for the accused, even though the state still carries the ultimate burden to prove guilt beyond reasonable doubt.

4.8 Intoxication

Intoxication is a recurring exam topic. Voluntary intoxication is usually not a complete defence if the accused chose to become intoxicated. However, intoxication may affect the presence of intention or voluntariness, depending on the level of impairment and the crime charged.

A student at a social event may drink heavily and later commit assault. The question is not whether drunkenness excuses all conduct, but whether the intoxication prevented the formation of the required mens rea or rendered conduct involuntary. The more severe the impairment, the more the analysis shifts toward absence of fault. But courts are wary of allowing self-induced intoxication to operate as a convenient escape from responsibility.

4.9 Duress and necessity-like pressure

Duress arises where the accused is compelled by threats of serious harm from another person. It may excuse conduct in some circumstances if the threats were immediate, serious, and unavoidable. The accused’s choice is constrained by fear of harm.

A typical example is a person forced at gunpoint to deliver a package or participate in a crime. The court asks whether a reasonable person in the accused’s position would have resisted or whether the pressure was so extreme that the law excuses the conduct. Serious offences usually require particularly strong proof before duress succeeds.

4.10 Summary of justifications and excuses

Defence	Category	Core idea	Key exam question
Private defence	Justification	Defensive force against unlawful attack	Was force necessary and reasonable?
Necessity	Justification	Preventing greater harm from danger	Was the harm avoided greater than the harm caused?
Consent	Justification	Lawful agreement to interference	Was consent valid and capable?
Insanity	Excuse	Mental incapacity to appreciate wrongfulness	Could the accused appreciate and control conduct?
Automatism	Excuse/absence of conduct	No voluntary act	Was the act conscious and voluntary?
Intoxication	Usually partial defence	Impairment of fault or conduct	Did intoxication negate intent or voluntariness?
Duress	Excuse	Compulsion by threats	Was the threat immediate and unavoidable?

5. Participation, Inchoate Crimes, and Exam Technique

The final major area in a first-year Criminal Law study guide is the law of participation and incomplete offences, together with practical exam technique. These topics are especially important because criminal liability often extends beyond the person who directly carries out the prohibited act. In addition, first-year exams frequently test whether students can structure a legal answer rather than simply recite definitions.

5.1 Common purpose and accomplice liability

The doctrine of common purpose is used where two or more persons share a criminal design and act together to commit an offence. Even if one person does not physically carry out every element of the crime, they may still be liable if they associated themselves with the criminal plan.

Suppose three people decide to rob a convenience store in Auckland Park. One carries the weapon, another acts as lookout, and the third grabs the cash. Each may be liable for robbery if they shared the common purpose and contributed meaningfully to the offence. The law does not allow a person to escape liability simply because they did not hold the weapon.

Important exam issues include:

Did the accused know of the plan?
Did they associate themselves with it?
Did they perform some act of participation?
Did they intend to make the crime succeed?

The doctrine is powerful, but it must be handled carefully because liability should not be imposed too loosely. Mere presence at the scene is not automatically enough.

5.2 Co-perpetration and complicity

A perpetrator is the person who commits the offence directly. A co-perpetrator shares responsibility for the commission of the offence. An accomplice assists or encourages the perpetrator but may not share full control over the crime.

Assistance can take many forms:

providing tools,
acting as lookout,
blocking escape routes,
transporting the perpetrator,
or encouraging the offence in a meaningful way.

The difference between perpetration and complicity can matter for classification and sentencing, even if both can attract liability. For first-year exams, the key is to identify whether the accused’s conduct was part of the execution of the offence and whether there was the required shared intention.

5.3 Attempt

Attempt occurs when a person, with the required intention, begins to execute a crime but does not complete it. The law punishes attempts to prevent dangerous conduct from escaping liability merely because it was interrupted, failed, or abandoned too late.

A person who tries to pickpocket another but is caught before taking the wallet has at least attempted theft. A person who stabs at a victim but misses may have attempted murder or assault with intent to do grievous bodily harm, depending on the facts and the offence charged.

For exam analysis:

Identify the intended completed offence.
Ask whether the accused had the necessary intention.
Determine whether there was commencement of execution.
Consider whether completion was prevented.
Conclude on liability for attempt.

The line between preparation and attempt can be difficult. Buying gloves and a crowbar may be preparation. Breaking into the building or starting to apply force may be commencement of execution.

5.4 Conspiracy

Conspiracy is an agreement between two or more persons to commit a crime. The agreement itself is harmful because it shows a shared criminal design. Depending on the legal context and the legislation involved, further acts may be required or the agreement alone may be enough.

In exams, conspiracy should be distinguished from common purpose. Common purpose concerns liability for the completed offence through association and participation. Conspiracy concerns the agreement to commit the offence. The two can overlap, but they are not identical.

5.5 Incitement

Incitement occurs when one person intentionally persuades, encourages, or commands another to commit a crime. The inciter need not physically take part in the crime itself. The law recognises that encouraging crime can be as dangerous as direct participation.

For example, if X urges Y to vandalise a lecture hall and provides the idea and motivation, X may be liable for incitement. The exact charge will depend on the factual pattern and whether the substantive offence is committed.

5.6 Withdrawal and abandonment

Withdrawal can be relevant where a participant changes their mind before the offence is completed. To escape liability, the withdrawal must generally be timely, clear, and effective. A last-minute change of heart after the crime has already been set in motion may not be enough.

Suppose X and Y agree to assault Z. X later decides not to go through with it and telephones the police before the attack happens. That may amount to effective withdrawal. But if X merely says, “I don’t want to do this anymore,” while still driving Y to the scene and then walking away without warning the victim or authorities, the withdrawal may be too late or ineffective.

5.7 Practical exam method

A reliable exam answer in Criminal Law should follow a disciplined structure. The order does not have to be rigidly identical in every question, but the analysis must be logical and complete.

Problem-question structure

Identify the possible offences
- Murder, culpable homicide, assault, theft, robbery, etc.
State the legal elements of each offence
- Conduct, unlawfulness, causation, fault.
Apply the facts to each element
- Avoid merely paraphrasing the facts.
Consider defences and justifications
- Private defence, necessity, consent, intoxication, duress.
Reach a reasoned conclusion
- State whether liability is established or not.

A good answer does not rush to the conclusion. It shows the examiner that the student can reason through each legal component. In a 1st-year UJ exam, marks are usually awarded for method, not just for the final answer.

5.8 How to write better problem answers

The following techniques improve marks significantly:

Use legal terminology accurately: “intention” is not the same as “motive.”
Distinguish facts from law: do not restate the scenario without analysis.
Use conclusion words carefully: “therefore,” “accordingly,” and “it follows” should signal genuine reasoning.
Address alternative offences: if murder is not proved, consider culpable homicide or assault.
Never ignore a defence: even if weak, it should be mentioned and tested.
Stay consistent: if you say the accused foresaw death, do not later say they only foresaw injury without explaining the shift.

5.9 High-yield revision checklist

Before the exam, a first-year student should be comfortable with the following:

the definition and purpose of criminal law,
the principle of legality,
the structure of criminal liability,
conduct, omission, unlawfulness, causation, and fault,
intention and negligence,
murder and culpable homicide,
assault, theft, robbery, and malicious damage to property,
crimen iniuria and the protection of dignity,
private defence, necessity, consent, insanity, automatism, intoxication, and duress,
attempt, conspiracy, incitement, and common purpose,
and the correct problem-question method.

5.10 Final consolidated exam table

Topic	What to remember	Frequent trap
Legality	No crime without prior law	Punishing by analogy
Conduct	Voluntary act or legal duty to act	Confusing moral and legal duty
Unlawfulness	No justification present	Treating all harmful conduct as unlawful
Causation	Factual and legal causation	Ignoring intervening causes
Intention	Direct, indirect, dolus eventualis	Confusing foresight with desire
Negligence	Reasonable person test	Using a subjective test
Murder vs culpable homicide	Intention vs negligence	Assuming every death is murder
Robbery vs theft	Theft plus violence/threat	Missing the violence element
Private defence	Reasonable defensive force	Retaliation after the threat ends
Attempt	Commencement of execution	Treating preparation as attempt
Common purpose	Shared design and association	Convicting on mere presence

Criminal law at first-year level is demanding because it requires both precision and judgment. The best students learn the elements, but they also learn how to think like a lawyer: identify the issue, classify the facts, test each requirement, and reach a defensible conclusion. That discipline is what turns memorised notes into exam success.