Stamped on six-packs and case boxes.Sound Brewery:Date stamps its cases only. 11F5 3SK. The 6 packs come on a flat which is also stamped with the production date. Manzanita:Uses abottlingdate on the case only. From the brewer:It is written in a Julian code. Unless otherwise noted, domestic beers have a shelf life of approximately four months, but imported brews last a year after bottling. All posts copyright their original authors. On the cases only. However, you may visit "Cookie Settings" to provide a controlled consent. The 10 denotes the year of production, and the three numbers after mean that the beer was brewed on the 84thday of the year, or today, March 25th. Black Raven:Uses abottlingdate. They plan on bottling soon and will probably carry over the dating. Shelf-life is 90 days. We started labeling the boxes with dates that are one month after bottling. For all other beers, code is on the shoulder of the bottle with an inkjet printer indicating the date and time that the bottle was filled. Green Flash:Uses abottled ondate. Beer usually lasts six to nine months after the expiry date on the label has passed. Kern River:Uses abottlingdate. It's on the mother carton only. DDDY, where DDD = Julian Production Date ; Y=last digit of year.Southern Prohibition:Uses anEnjoy Bydate. From the brewer:There is a bottling code stamped on the neck but the year is on the label and it is a beer that inproves with age up to 3 years. Is This Beer Fresh? | Craft Beer & Brewing 0689 1219 means beer was packaged on the 68th day of 2009 at 12:19. date on cases only. Printed clearly on cases boxes only. date. Bottles:On the shoulder of the bottle in yellow ink. Shmaltz:Uses abottlingdate. Most cases of beer carry the same information that appears on individual cans and bottles, whether it's a code or an explicit date. It makes your beer taste as though it was just poured from the tap. Prescott:Uses apackagingdate. Motor City:Uses abottlingdate. It's on a label on the back of the bottle or keg. ,