Balancing Trade Secret Protection and Regulatory Disclosure in Craft Brewery Formulas

The craft beer industry has evolved from a niche hobbyist activity into a multibillion-dollar market, intensifying competition among breweries. Central to a brewery’s success is its unique beer recipe, which typically involves proprietary proportions and variations of malted grain, hops, yeast, water, and other creative flavorings. To protect these valuable formulas, many breweries increasingly rely on trade secret law.

Trade secret protection is available under both state and federal law. In California, the Uniform Trade Secrets Act (Civil Code §§ 3426–3426.11) defines a trade secret as information that derives independent economic value from not being generally known and is subject to reasonable efforts to maintain its secrecy. Similarly, the federal Defend Trade Secrets Act of 2016 provides analogous protections. These laws encompass confidential beer recipes and brewing processes, often referred to as a company’s “secret sauce.”

Courts have recognized that beer recipes and brewing methods can qualify as trade secrets. For example, in Anheuser-Busch Companies, LLC v. Clark, 764 F. App’x 594 (9th Cir. 2019), the Ninth Circuit acknowledged a reasonable probability that a document detailing brewing processes constituted a trade secret. Breweries typically safeguard these secrets by restricting access to recipe information, securing digital devices, and implementing confidentiality agreements with employees, consultants, and vendors.

Despite these protections, breweries may be compelled to disclose certain formula information under federal regulations. The Alcohol and Tobacco Tax and Trade Bureau (TTB), part of the U.S. Department of Treasury, requires brewers to submit formulas for approval when producing fermented products involving nontraditional processes or ingredients. Specifically, 27 C.F.R. § 25.55 mandates formula submission for products subjected to processing, filtration, or manufacturing methods not generally recognized as traditional in beer production.

This disclosure requirement covers various filtration techniques and the use of flavorings such as fruit, fruit juice, herbs, spices, honey, and other food materials. Consequently, many innovative or flavored beer variations fall within the scope of mandatory formula submission. The TTB periodically updates its guidance on which ingredients require disclosure.

A key concern for brewers is whether submitting formulas to the TTB undermines trade secret protection by making confidential information accessible to the public. Both federal and state public records laws—such as the California Public Records Act (PRA) and the federal Freedom of Information Act (FOIA)—generally allow public access to government-held documents. However, these statutes include exemptions for trade secrets.

Under California’s PRA, trade secrets are exempt from disclosure as privileged information (Cal. Evid. Code § 1060; Gov. Code § 6254(k)). FOIA similarly exempts trade secrets and confidential commercial information from public release (5 U.S.C. § 552(b)(4)). Additionally, federal law prohibits government employees from disclosing trade secrets learned through their official duties (18 U.S.C. § 1905).

While these protections significantly reduce the risk of public disclosure, trade secret privileges are conditional. Courts may order disclosure if withholding information would conceal fraud or otherwise work injustice. For instance, in Uribe v. Howie, 19 Cal. App. 3d 194 (1971), the court allowed public access to pesticide spray reports despite trade secret claims, prioritizing public interest.

Similarly, the California Supreme Court in State Farm Mut. Auto. Ins. Co. v. Garamendi, 32 Cal. 4th 1029 (2004), upheld regulations requiring insurers to disclose information considered trade secrets for public inspection, emphasizing the balance between confidentiality and public policy.

Fortunately for brewers, beer recipes and brewing processes generally do not raise the same public policy concerns as insurance pricing or pesticide use. The TTB has acknowledged the confidential nature of brewing formulas. In a 2003 Flavored Malt Beverages Study, the agency stated that submitted formulas are protected from unauthorized disclosure under the Internal Revenue Code and the Trade Secrets Act, and that the study itself cannot be released publicly without extensive redactions (68 Fed. Reg. 14,294, Mar. 24, 2003).

This stance aligns with the United States Patent and Trademark Office’s recognition of trade secret protection for beer recipes. While the USPTO does not process trade secret applications, it has noted that breweries like Port City® Brewing Company rely on trade secrets to protect their recipes, with employees bound by confidentiality agreements.

Brewers seeking to protect their unique recipes and processes should consult intellectual property attorneys experienced in the microbrew industry. Legal counsel can assist in navigating trade secret protections alongside regulatory compliance requirements.

For further guidance, breweries may contact experts in the Beer, Wine and Spirits practice group, including Francisco Sanchez Losada, Marketing and Client Relations Manager, reachable at 619.515.3225.