Straight whiskey prior to its bottling. American straight whiskey must be aged in charred new oak barrels and must be put into the barrels for aging at a concentration not exceeding 62.5% abv. When bottled, only water to reduce proof may be added. This is the definition established for production of American whiskey for consumption within the United States as per the U.S federal "Standards of Identity for Distilled Spirits". (The regulations do not necessarily apply to American whiskey made for export.) Alternatively, straight can also refer to a way of requesting and/or serving a drink of whiskey—pouring the spirit without any
Tennessee whiskey located in Tennessee and produces a whiskey product, but the product cannot be sold as Tennessee whiskey because it is not aged. Instead, it is legally classified as a corn whiskey rather than carrying the "Tennessee whiskey" label and is marketed as "Tennessee moonshine". George Dickel began production of a rye whiskey in 2012 that also cannot be labeled a Tennessee whiskey because it is produced from a rye-based mash and is not distilled in Tennessee. Most of the stages of its production are conducted under contract in Indiana, and the whiskey is then trucked to the Diageo bottling plant