QCAA Legal Studies study materials
QCAA Legal Studies study resources

QCAA Legal Studies key terms

QCAA Legal Studies · Get comfortable with the vocabulary.

Rule of law

The principle that everyone, including governments and officials, is subject to the same published laws, which are applied equally and fairly by independent courts.

Related: Separation of powers, Precedent
Separation of powers

The division of government authority into three branches: parliament makes law, the executive administers it, and the judiciary interprets and applies it independently.

Related: Rule of law, Judicial independence
Judicial independence

The guarantee that judges decide cases free from direction by the government, parliament or litigants, secured by tenure, fixed salaries and protected appointment processes.

Related: Separation of powers, Rule of law
Common law system

A legal tradition inherited from England in which judges develop rules through decided cases alongside statutes passed by parliament.

Related: Precedent, Statute
Statute

A law enacted by a parliament through the formal passage of a bill and receipt of royal assent, also called an Act of Parliament.

Related: Bill, Delegated legislation
Bill

A proposed law presented to parliament that becomes an Act only after passing both houses and receiving royal assent.

Related: Statute, Royal assent
Royal assent

The formal approval of a bill by the Crown's representative, being the final step before a bill becomes an Act of Parliament.

Related: Bill, Statute
Delegated legislation

Rules made by bodies such as ministers, councils or agencies under authority granted by an Act, and subject to parliamentary scrutiny and disallowance.

Related: Statute, Ultra vires
Ultra vires

A Latin phrase meaning beyond the powers; it describes delegated legislation or action taken without lawful authority and therefore invalid.

Related: Delegated legislation
Precedent

A principle from an earlier court decision that later courts of equal or lower rank must follow when the material facts are similar.

Related: Ratio decidendi, Obiter dictum, Distinguishing
Ratio decidendi

The legal reason essential to a court's decision, which binds lower courts in later cases involving similar facts.

Related: Precedent, Obiter dictum
Obiter dictum

A remark by a judge that is not essential to the decision; it is persuasive only and does not bind later courts.

Related: Ratio decidendi, Precedent
Distinguishing

A technique by which a court avoids applying a precedent because the facts of the present case differ materially from those of the earlier case.

Related: Precedent, Overruling
Overruling

When a higher court in a later case decides that an earlier decision of a lower court was wrong and should no longer be followed.

Related: Precedent, Distinguishing
Jurisdiction

The lawful authority of a court or parliament to hear a matter or make laws, determined by subject matter, geography or the parties involved.

Related: Original jurisdiction, Appellate jurisdiction
Original jurisdiction

The power of a court to hear a dispute at first instance, including evidence and witnesses, rather than on appeal.

Related: Appellate jurisdiction, Jurisdiction
Appellate jurisdiction

The authority of a higher court to review a decision of a lower court and to affirm, vary or set it aside.

Related: Original jurisdiction, Appeal
Appeal

A proceeding in which a party asks a higher court to review a decision, usually on a question of law, fact or sentence.

Related: Appellate jurisdiction
Adversarial system

A trial model in which opposing parties present their own evidence and arguments before an impartial judge or jury who decides the outcome.

Related: Burden of proof, Standard of proof
Burden of proof

The obligation on a party to prove the facts in issue; in criminal matters it rests on the prosecution, and in civil matters usually on the plaintiff.

Related: Standard of proof, Adversarial system
Standard of proof

The degree of certainty required to establish a case: beyond reasonable doubt in criminal matters and on the balance of probabilities in civil matters.

Related: Burden of proof
Actus reus

The physical element of an offence, being the prohibited conduct, circumstances or consequences that the prosecution must prove.

Related: Mens rea, Criminal liability
Mens rea

The mental element of an offence, such as intention, knowledge or recklessness, which the prosecution must generally prove.

Related: Actus reus, Criminal liability
Criminal liability

Legal responsibility for an offence, established when the physical and mental elements are proved and no defence applies.

Related: Actus reus, Mens rea
Summary offence

A less serious criminal matter heard by a lower court such as a Magistrates Court, typically without a jury and with limited penalties.

Related: Indictable offence, Committal proceeding
Indictable offence

A serious criminal matter usually heard in a higher court before a judge and jury after a formal charge is presented.

Related: Summary offence, Committal proceeding
Committal proceeding

A preliminary hearing in a lower court to decide whether there is sufficient evidence for a serious charge to go to trial.

Related: Indictable offence
Presumption of innocence

The right of an accused person to be treated as innocent until the prosecution proves guilt to the required standard.

Related: Burden of proof, Standard of proof
Bail

The conditional release of an accused person before trial or sentence, granted when detention is not justified by risk.

Related: Presumption of innocence
Double jeopardy

The protection against being tried or punished twice for the same offence, subject to limited statutory exceptions.

Related: Presumption of innocence
Negligence

A civil wrong established when a defendant owes a duty of care, breaches it, and thereby causes damage that is not too remote.

Related: Duty of care, Tort
Duty of care

A legal obligation to take reasonable care to avoid foreseeable harm to persons who could be affected by one's conduct.

Related: Negligence, Tort
Tort

A civil wrong, independent of contract, that causes harm and entitles the injured party to a remedy such as damages.

Related: Negligence, Damages
Damages

A monetary sum awarded by a court to compensate a successful party for loss suffered, or occasionally to punish or deter.

Related: Tort, Injunction
Injunction

A court order requiring a party to do, or refrain from doing, a specified act, often used to prevent continuing harm.

Related: Damages, Alternative dispute resolution
Alternative dispute resolution

Methods such as mediation, conciliation and arbitration used to resolve civil disputes outside a court trial, usually faster and cheaper.

Related: Mediation, Injunction
Mediation

A voluntary process in which a neutral third party helps disputing parties negotiate their own settlement without imposing a decision.

Related: Alternative dispute resolution
Express right

A protection written explicitly into a constitution or statute, such as the implied or express guarantees recognised in Australian constitutional law.

Related: Presumption of innocence, Rule of law