At what ABV do U.S. standards require the distillation of whiskey?

The correct answer is based on U.S. regulations for whiskey production, which stipulate that the distillate must be produced at a minimum alcohol by volume (ABV) of 95%. This requirement ensures that the distillation process effectively captures the desired flavors and components from the raw materials, while also allowing for the production of a spirit that meets the quality standards set for whiskey.

Distilling at this higher ABV helps in achieving the purity and concentrated character typical of whiskey, as it minimizes the presence of unwanted congeners that might be produced at lower ABV levels. The regulations thus emphasize the importance of distillation strength in defining the final product and ensuring consistency in the type of whiskey being produced.

In contrast, lower ABV requirements would not align with the standards that define whiskey, as they may lead to a spirit that lacks the clarity and strength expected from this category of spirits. Therefore, adhering to the minimum 95% ABV guideline is critical for maintaining the integrity and classification of the whiskey being distilled.