CentralNotice From Wikipedia, the free encyclopedia Jump to: navigation , search Scotch whisky Type Whisky Country of origin Scotland Alcohol by volume 40–94.8% Scotch whisky , often simply called Scotch , is malt whisky or grain whisky made in Scotland . Scotch whisky must be made in a manner specified by law. [ 1 ] All Scotch whisky was originally made from malted barley . Commercial distilleries began introducing whisky made from wheat and rye in the late 18th century. [ 2 ] Scotch whisky is divided into five distinct categories: single malt Scotch whisky, single grain Scotch whisky, blended malt Scotch whisky (formerly called "vatted malt" or "pure malt"), blended grain Scotch whisky, and blended Scotch whisky. [ 1 ] [ 3 ] All Scotch whisky must be aged in oak barrels for at least three years. [ 1 ] [ 3 ] Any age statement on a bottle of Scotch w...