Product classification

• CPA — Classification of Products by Activity, a product nomenclature that was used in the European Economic Community and now in use in the EU, a European version of the CPC
• * CPA 1996
• * CPA 2002
• * CPA 2008
• * CPA 2.1
• CPC — Central Product Classification, a United Nations standard classification for products
• ETIM, the European Technical Information Model
• Global Classification and Harmonized Schedule Numbers for customs classification
• HS — Harmonized Commodity Description and Coding System
• SITC — Standard International Trade Classification
• Trade in Services
• UNSPSC, the United Nations Standard Products and Services Code
• IEC Common Data Dictionary, product classifications defined by the International Electrotechnical Commission
• eCl@ss, a global and ISO/IEC-conform system for classification and description of products and services, maintained by the non-governmental eCl@ss e.V. association