The Scottish Parliament's proposal for a minimum price per unit of alcohol has been subject to numerous court challenges from the Scotch Whisky Association (SWA) and this latest challenge seen the legal arguments being considered by the UK's highest court, the Supreme Court.

The SWA are arguing that the proposal breaches EU regulations as it would restrict the free movement of goods and are suggesting that less restrictive mechanisms of controlling alcohol prices are considered such as raising excise duty. In response the government is contending that the measure is intended to work alongside matters such as taxation and would improve public health.

The Supreme Court justices have retired to consider matters and their decision is awaited…