The USPTO has released Classification Order 1853, covering classification changes to design classes:
D9 - Packages and containers for goods
D23 - Environmental heating and cooling; fluid handling and sanitary equipment
D32 - Washing, clearning, or drying machine
The classification order includes new schedules, established and abolished subclasses, definition changes and changes to the USPC--Locarno Classification Concordance. The Lorcano Classification is the international classification system for industrial designs. It is administered by the World Intellectual Property Organization and used by 43 countries.