Compliance Laboratory (CL)

The Compliance Laboratory, located in the heart of California’s wine country, provides support to TTB through routine product integrity testing and by monitoring the regulatory compliance of both beverage and nonbeverage alcohol products.

Contact the Compliance Laboratory for the following services:

Compliance monitoring of beverage and nonbeverage alcohol products submitted as the result of product integrity inspections of wineries, breweries, distilleries, and manufacturers of nonbeverage products to ensure regulatory compliance
Alcohol Beverage Sampling Program to check products in the retail market for regulatory compliance
Sulfur dioxide waiver requests for wines
Special testing for the evaluation of new wine making processes
Mycotoxin contamination in wine and malt beverages
On-site technical assistance to the regulated industries and to TTB investigators