Yes. The Sanitary Transportation of Human and Animal Food (STHAF) rule took effect on March 31, 2017. It requires temperature tracking of all refrigerated shipments. Make sure your employees have the annual required training for handling food products and records of training are kept. Look for a carrier who provides continuous temperature monitoring of the inside of the trailer and that all trailers are cleaned and sanitized when emptied to ensure they are ready for the next shipment.