Tequila, like many spirits, does not necessarily expire in exactly the same way that perishable food items do, but it may undergo changes as time passes that affect its taste and quality. While tequila can be stored for long periods without spoiling, its flavor may evolve and diminish with time as a result of factors such as oxidation and exposure to light and heat. Generally, unopened bottles of tequila may be stored indefinitely without significant degradation in quality, as long as they're kept in an awesome, dark place away from sunlight and temperature fluctuations.

However, once a package of tequila is opened, its shelf life may vary depending on how it's stored and the conditions it is exposed to. Exposure to oxygen could cause the flavors of tequila to improve over time, ultimately causing a loss in freshness and complexity. Additionally, if a container of tequila is stored improperly, such as for example in a hot or humid environment, it might become susceptible to spoilage and degradation.

To prolong the shelf life of an opened bottle of tequila, it is vital to store it properly by keeping it tightly sealed and far from heat, light, and oxygen. Some tequila enthusiasts also recommend storing opened bottles in the refrigerator to decelerate the oxidation process and preserve the flavor. However, it's important to note that storing tequila in the refrigerator may cause it to become cloudy, but this does not affect its quality or safety.

With regards to taste, tequila does tequila expire become smoother and more mellow with age, particularly when it is aged in oak barrels. However, prolonged experience of oxygen also can cause the flavors of tequila to become dull and flat, resulting in a loss of complexity and character. As a result, it is generally recommended to consume opened bottles of tequila within a few months to per year for optimal flavor and quality.

Ultimately, while tequila does not expire in the traditional sense, it can undergo changes with time that affect its taste and quality. By storing tequila properly and consuming it within a reasonable timeframe, you can ensure that you enjoy the total flavor and character of the beloved spirit.