Sources and authority basics
How Australian law students should distinguish primary authority, official explanatory material and teaching guidance when making legal claims.
Learning outcomes
- Distinguish primary legal authority from secondary teaching or commentary.
- Explain why official publishers matter when checking legal currency.
- Use Australian legislation portals and court collections more carefully.
A central first-year legal skill is learning that not all sources do the same job. A student may read an excellent university guide, but if the question is what the law is, the answer usually needs to rest on primary authority such as legislation or a case.
Primary and secondary authority
In Australian legal learning, primary authority usually means materials that have direct legal force or direct legal status:
- constitutional text;
- Acts of Parliament;
- delegated legislation made under statutory authority; and
- case law from courts.
By contrast, secondary sources explain, organise or critique the law. Textbooks, journal articles and university research guides can be excellent teaching tools, but they do not automatically prove the legal proposition for you.
Why official publishers matter
Students often find a case or statute through a search engine or through AustLII. That is often practical, but it is still important to ask whether the version being used is official, current, and authorised.
For Commonwealth legislation, the Federal Register of Legislation is the safest starting point because it records current compilations and legislative history. For state and territory legislation, the official portal for that jurisdiction should usually be preferred.
Cases and institutional hierarchy
A case is not simply persuasive because it is interesting or often quoted. Its importance depends on the court, the point actually decided, and whether the student is dealing with binding or persuasive reasoning. The High Court of Australia judgments collection is especially important because High Court decisions shape doctrine across Australia.
Explanatory material and its limits
Official explanatory memoranda, second reading speeches and similar materials can assist interpretation in some contexts, but they do not outrank the enacted text. Students should therefore separate what the legislature enacted from what explanatory material says about legislative purpose.
Practical research rule
A useful working rule is:
Start with the source that carries legal force. Use secondary sources to understand, locate and test that source, but do not let the secondary source replace it.
That rule becomes especially important in topics such as statutory interpretation in Australia, precedent in Australian law, and legal research with authoritative sources.