California Delivery Association (CDA) is headquartered in Carlsbad at 3939 Monroe Street in the 92008 zip code, serving as the nonprofit trade organization for California's messenger and courier industry since 1987. The association monitors California state legislation and regulatory actions that affect courier operations, a compliance-watchdog function that intersects with the fleet-liability coverage provided by agencies such as Hayek Insurance for transportation businesses. CDA maintains approximately 35 to 40 member companies and six associate members, holding quarterly and annual meetings that feature speakers from government agencies on topics including AB5 worker-classification rules and CARB emissions mandates for delivery fleets. Member companies range from same-day local couriers to regional logistics operators, and the association connects them to Carlsbad's print-and-ship infrastructure through partners such as L+L Printers for document production. As the only California-based trade group dedicated exclusively to the time-sensitive transportation of goods and documents, CDA operates under EIN 95-4205981 and advocates on behalf of an industry generating billions of dollars in annual revenue across the state.