The latest version of the Inventory of Hazardous Wastes was published in March 2016. The new version became effective on Aug 1st 2016 and included significant changes compared to its predecessor, the 2008 version. However, industry has encountered some problems relating to the implementation of the Inventory, especially issues relating to solid wastes which are regarded as hazardous but are excluded from the inventory. Recently, Shanghai Environmental Protection Bureau (SEPB) issued a notice clarifying many issues and answering these questions