Scotch whisky whisky used. An age statement on the bottle, in the form of a number, must reflect the age of the youngest whisky used to produce that product. A whisky with an age statement is known as guaranteed age whisky. Scotch whisky without an age statement may, by law, be as young as three years old. In the early 21st century, such "No age statement" whiskies became more common, as distilleries responded to the depletion of aged stocks caused by improved sales. Labels may also carry various declarations of filtration techniques or final maturation processes. A Scotch whisky labelled as "natural"
Scotch whisky as long ago as 1494, as documented in the "Exchequer Rolls", which were records of royal income and expenditure. The quote above records eight bolls of malt given to Friar John Cor wherewith to make aqua vitae (Latin for "water of life," = "uisge beatha") over the previous year. This would be enough for 1,500 bottles, which suggests that distillation was well-established by the late 15th century. Whisky production was first taxed in 1644, causing a rise in illicit whisky distilling in the country. Between the 1760s and the 1830s a substantial unlicensed trade originated from the Highlands, forming a