08afeb41_Model___UNECE_Statistics_Wikis__Object
[Group] Concepts [Definition] A Classification Variant is based on a Classification Version. In a variant, the Categories of the Classification Version are split, aggregated or regrouped to provide additions or alternatives to the standard order and structure of the base version. [Object] 
Classification Variant
Annex C Glossary - Generic Statistical Information Model - UNECE Statistics Wikis