Scotch whisky whisky" is any spirit that qualifies as a single malt Scotch whisky or as a blended Scotch whisky. The latter exclusion is to ensure that a blended Scotch whisky produced from single malt(s) and single grain(s) distilled at the same distillery does not also qualify as single grain Scotch whisky. Three types of blends are defined for Scotch whisky: The five Scotch whisky definitions are structured in such a way that the categories are mutually exclusive. The 2009 regulations changed the formal definition of blended Scotch whisky to achieve this result, but in a way that reflected traditional and current
Scotch whisky where, in October 2017, malt whisky production restarted for the first time in 522 years. Many Scotch whisky drinkers refer to a unit for drinking as a dram. As of 23 November 2009, the Scotch Whisky Regulations 2009 (SWR) define and regulate the production, labelling, packaging as well as the advertising of Scotch whisky in the United Kingdom. They replace previous regulations that focused solely on production. International trade agreements have the effect of making some provisions of the SWR apply in various other countries as well as in the UK. The SWR define "Scotch whisky" as whisky that is: