During the summer of 1974, West Germany was experiencing a booming demand for imported specialty lagers and seasonal brews. That momentum hit an abrupt wall when a clerical error occurred at a regional customs processing office in Bonn. A customs clerk inadvertently transposed two digits on the standardized import tariff code for wholesale cereal-based beverages.
Instead of classifying incoming shipments under the standard duty-free trade agreement quota, the misfiled code mapped directly to luxury spirit tariffs, which carried a 400 percent surcharge and required specialized hazmat transport clearance. Within forty-eight hours, automated automated customs border checks halted dozens of freight trucks and rail cars carrying thousands of barrels along the border crossings of Belgium and Denmark. Importers refused to pay the astronomical clearance fees, causing regional distribution hubs to quickly run dry right at the peak of warm-weather festival season.
It took over a week for ministry officials to track down the administrative anomaly and manually override the mainframe computer entry, giving birth to a classic bureaucratic legend.