Canadian whisky a small amount of rye grain. Historically, in Canada, whisky that had some rye grain added to the mash bill to give it more flavour came to be called "rye". The regulations under Canada's "Food and Drugs Act" stipulate the minimum conditions that must be met in order to label a product as "Canadian whisky" or "Canadian Rye Whisky" (or "Rye Whisky") — these are also upheld internationally through geographical indication agreements. These regulations state that whisky must ""be mashed, distilled and aged in Canada"”, ""be aged in small wood for not less than three years"", ""contain not less than
Cask strength on storage conditions. Scotch whisky is typically aged in used barrels, and due to the relatively cool climate in Scotland, the proof level typically stays the same or goes down during maturation. In contrast, American bourbon whisky is produced using new barrels, and storage conditions in Kentucky and Tennessee where nearly all of it is produced allow the proof levels to rise during aging. The vast majority of whisky bottled has been watered down to about 40–46% ABV, although some whiskies marketed for whisky enthusiasts are bottled at proof levels all the way up to cask strength. In the United