Levels of standardization
- National standardization
 - 
															Standardization that takes place at the level of one specific country
NOTE: Within a country or a territorial division of a country, standardization may also take place on a branch or sectoral basis (e.g. ministries), at local levels, at association and company levels in industry and in individual factories, workshops and offices. 
- Regional standardization
 - Standardization in which involvement is open to relevant bodies from countries from only one geographical, political or economic area of the world e.g. European standardization
 
- International standardization
 - Standardization in which involvement is open to relevant bodies from all countries