Non-Specified Electrical Appliances and Materials (PSE) 1、A copy of Notification of Business for Manufacturing Electrical Appliances or Importing Electrical Appliances. The copy must include a receipt stamp from the Ministry of Economy, Trade and Industry (METI) and the table of Classification by Katashiki (a type of classification). 2、Photographs of the label that contains a PSE mark. (PSE mark, the name of Notifier and rated voltage, etc. must be legibly shown). 3、Proof of METI’s approval if there is a difference between the name of Notifier on the labels and the one in the Notification of Business. 4、Self-Inspection records for all finished products.