'RESPONDENT IS TO CERTIFY IN WRITING TO THE ADMINISTRATOR THAT CLAYTON HAS CEASED TO MAINTAIN, SERVICE, REPAIR, OR DISPOSE OF MVACs CONTAINING HFC-134a OR; CERTIFY THAT CLAYTON HAS ACQUIRED, AND IS PROPERLY USING, CERTIFIED RECOVERY/RECYCLING EQUIPMENT APPROVED FOR USE WITH MVACs CONTAINING HFC-134a BY COMPLETING FORMS ATTACHED TO THE ORDER; TO CERTIFY IN WRITING THAT CLAYTON IS MAINTAINING RECORDS OF ANY SALE OR DISTRIBUTION OF CFC-12 AND HFC-134a AND WILL RETAIN THOSE RECORDS FOR A MINIMUM OF THREE YEARS.'