Kilcoy Shire Council v Brisbane City Council

Kilcoy Shire Council and Brisbane City Council were parties to a dispute concerning the validity of a by-law made by the Kilcoy Shire Council. The matter came before the High Court of Australia.

The central legal issue before the High Court was whether the by-law, which purported to regulate the sale of milk within the Kilcoy Shire, was valid and enforceable, particularly in light of its potential impact on the Brisbane City Council and its residents. This involved an examination of the scope of the Kilcoy Shire Council's legislative power and whether the by-law exceeded those powers or was otherwise invalid.

The Court considered the legislative powers granted to local government bodies under relevant Queensland legislation. It was held that the by-law was invalid because it purported to regulate conduct beyond the territorial limits of the Kilcoy Shire. The Court reasoned that a local government's power to make by-laws is confined to its own area, and any attempt to regulate activities outside that area would be ultra vires. The by-law's provisions concerning the sale of milk in Brisbane were therefore beyond the power of the Kilcoy Shire Council to enact.

The High Court ordered that the by-law was invalid and of no effect.