Respondent was assessed a civil penalty of $50,000 for one (combined) violation of the HMR when it offered a Type B quantity of a radioactive hazardous material for transportation in commerce but failed to use a Type B package or, in the alternative, obtain a special permit authorizing the shipment of this material, and it misdescribed the packaging as 25 Type A packages which did not meet the requirements for a Type A package and were not marked as required for a Type A package.