VCE Legal Studies (Year 11) · Unit 1 — The Presumption of Innocence · 16m read

The Nature of Law and Australia's Legal System

Have you ever wondered why we can't just do whatever we want, or who actually decides what's fair? Law is the set of rules that governments create and enforce to protect people, maintain order, and settle disputes in society. In Australia, our legal system uses courts, parliaments, and judges to apply these rules, balancing individual freedoms with community safety. Understanding how this system works is essential for VCE Legal Studies and for making sense of how society actually functions around you.

Learning objective: Explain the nature and purpose of law and the features of the Australian legal system.

By the end of this lesson you can:

• I can define law and distinguish it from social rules and moral codes.
• I can explain the characteristics of an effective legal system.
• I can describe the key sources of Australian law.

Laws are the rules of the game. Without rules, a match descends into chaos. Laws set expectations, protect players and let society function fairly.

What is law and why do we need it?

### Defining law

Law is a set of enforceable rules that govern the behaviour of members of society. Law is distinguished from other social rules (etiquette, moral codes) by:

• Enforceability: The state can impose sanctions for breaches.
• Universality: Applies to all members of society.
• Formality: Created through recognised processes (Parliament, courts).
• Publicity: Laws must be publicly accessible and understandable.

### Purposes of law

• Protect rights and freedoms: Prevent the powerful from exploiting the vulnerable.
• Regulate behaviour: Establish minimum standards of conduct.
• Provide mechanisms for dispute resolution: Courts, tribunals, mediation.
• Protect society: Criminal law deters harmful behaviour.
• Reflect community values: Law evolves as social values change (same-sex marriage, voluntary assisted dying).

### Characteristics of an effective legal system

| Characteristic | Meaning |
|---------------|---------|
| Known | Laws must be accessible and understandable |
| Stable | Laws don't change arbitrarily or frequently |
| Accepted | Broadly recognised as legitimate by the community |
| Responsive | Able to adapt to changing social needs |
| Enforceable | Can be applied with consistent sanctions |

### Sources of Australian law

1. Statute law (Acts of Parliament): The primary source of law. Parliament at federal or state level passes legislation.

2. Common law (judge-made law): Principles developed by courts through decisions. Operates through the doctrine of precedent (stare decisis) — courts follow decisions of higher courts.

3. The Constitution: Australia's supreme law. Sets the structure of government, the division of powers between federal and state, and protects some rights.

### The Australian constitutional system

Federation (1901): Six colonies became one nation. The Constitution:
- Established the federal Parliament (Senate + House of Representatives)
- Defined what powers the Commonwealth can exercise (Section 51)
- Reserved remaining powers to the states

Separation of powers (federal):
- Legislative: Parliament (makes laws)
- Executive: PM, Cabinet (implements laws)
- Judicial: Courts (interprets and applies laws)

AARI TIP: Ask Aari to explain the difference between common law and statute law with an Australian example.

Sources of law hierarchy

• Constitution: Highest law — no Act can breach it.
• Statute law: Acts of Parliament — overrides common law unless unconstitutional.
• Common law: Judge-made precedent — applies when no statute covers the situation.
• Subordinate legislation: Regulations made under an Act — detailed rules.

Worked example (Easy)

A court rules that an employer discriminating against pregnant women violates the existing Equal Opportunity Act. Is this statute law or common law?

1. Identify the source. The Equal Opportunity Act is legislation passed by Parliament → statute law.
2. Court's role. The court is interpreting and applying the statute to this specific case — this is judicial function, not law-making.
3. If no statute existed. If there was no Act, the court might create common law principles to fill the gap — which could later influence Parliament to pass legislation.

Answer: The Equal Opportunity Act is statute law. The court is applying/interpreting it, creating a precedent for how courts should apply the Act in future similar cases.

Worked example (Hard)

A new social media platform allows anonymous defamation. Parliament has not yet legislated on the issue. Explain which source of law would initially address this, and how Parliament might respond.

1. Common law first. In the absence of specific legislation, courts would apply existing common law principles of defamation — interpreting them to cover online anonymous speech. This is how common law fills gaps.
2. Challenges. Common law is case-by-case and slow. Identifying anonymous users requires court orders. Cross-jurisdictional issues arise when platforms are hosted overseas.
3. Parliament responds. Parliament could pass legislation (statute law) requiring platforms to reveal anonymous users in defamation cases. The Online Safety Act 2021 (Cth) already addresses some online harms — it could be amended.
4. Hierarchy. If Parliament legislates, statute law overrides common law. Courts then interpret and apply the new statute.

Answer: Common law initially fills the gap by applying existing defamation principles. Parliament can then legislate specifically for the digital context, providing clearer rules that override common law.

Common mistakes

• Confusing "law" with "rules" or "morals" Law is distinguished by enforceability, universality, and formal creation processes. Fix: Law = enforceable by the state. Rules = social norms (no legal enforcement). Morals = personal ethical beliefs (may not be law).
• Saying common law is "made" by judges Judges do not "make" law like Parliament — they develop principles through decisions (precedent). Fix: Use precise language: "Judges develop common law through precedent" or "Courts interpret and apply existing law."
• Listing sources of law without explaining their hierarchy VCAA expects understanding of how sources interact and which prevails in a conflict. Fix: Constitution > Statute law > Common law. If a statute conflicts with common law, statute prevails. If a statute conflicts with the Constitution, the High Court can invalidate it.

How law evolves — the interplay between Parliament and courts

Australian law is not static — it evolves through a dynamic relationship between Parliament and the courts. Understanding this interplay is essential for VCE Legal Studies.

Parliament leads: When community values change, Parliament often responds by passing new legislation. The Marriage Amendment Act 2017 legalised same-sex marriage after a national postal survey showed 61.6% support. Parliament translated changing social values into enforceable law.

Courts lead: Sometimes courts develop the law before Parliament acts. The High Court's Mabo decision (1992) overturned terra nullius and recognised native title — a dramatic change in common law. Parliament then responded with the Native Title Act 1993 to create a statutory framework for what courts had initiated.

Courts interpret Parliament: When Parliament passes legislation, courts must interpret its meaning in specific cases. Section 51(xxxi) of the Constitution requires "just terms" for compulsory acquisition of property — but what constitutes "just terms" has been defined through decades of High Court decisions.

The feedback loop: Courts identify gaps or problems in legislation through their decisions. Parliament responds by amending or creating new legislation. Courts then interpret the new legislation, and the cycle continues. This dynamic ensures Australian law can respond to technological change (cybercrime, AI, social media), scientific understanding (DNA evidence), and evolving social values (voluntary assisted dying, gender identity).

Practice questions

1. Which of the following is NOT a characteristic that makes law effective?

   1. Laws must be known and accessible
   2. Laws must be stable
   3. Laws must be agreed upon by every citizen
   4. Laws must be enforceable

   (1 marks)

2. Explain how common law operates through the doctrine of precedent.

   (3 marks)

Summary

• Law = enforceable, universal, formal rules. Distinguished from moral/social rules by state enforcement.
• Sources: Constitution (supreme) → Statute law (Parliament) → Common law (courts/precedent).
• Effective law: known, stable, accepted, responsive, enforceable.
• Precedent: higher courts bind lower courts in same hierarchy (stare decisis).
• Separation of powers: legislative (makes), executive (implements), judicial (interprets) — prevents abuse.