Compliance is critical for road legality. For the European market, ensure the vehicle has EEC (European Economic Community) or COC (Certificate of Conformity) certification and meets L3e category standards. For the US market, the vehicle must comply with DOT (Department of Transportation) and EPA regulations. Globally, the battery must have UN38.3 certification for safe transport, and the charger should carry CE, UL, or SAA marks depending on the destination country's electrical safety requirements.