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countries | languages

Countries with UDC users

Information presented here is based on 2004 research and subsequent verification.

A - UDC is used in the majority of libraries within the country and is the dominant classification system

B - UDC is used in some type of libraries and in these countries it is used alongside other dominant classification system(s) such as DDC or some national classification system. UDC in these countries is a well known classification system and is also most likely to be taught in LIS schools (at least some).

C - although there are libraries and information centres using UDC in these countries, the system is used rarely.

EUROPE (41) A Albania, Andorra, Bosnia and Herzegovina, Bulgaria, Croatia, Czech Repubic, Estonia, Hungary, Latvia, Liechtenstein, Lithuania, Macedonia, Moldova, Montenegro, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain
  B Belarus, Belgium, Denmark, Finland, France, Norway, Russian Federation, Sweden, Switzerland, Ukraine
  C Austria, Faroe Islands, Germany, Greece, Iceland, Ireland, Italy, Malta, The Netherlands, United Kingdom

ASIA (24) A Armenia, Azerbaijan, Georgia, Macao
  B India, Indonesia, Israel, Japan, Kazakhastan, Kyrgyzstan, Uzbekistan, Vietnam
  C Bangladesh, Bhutan, China, Malaysia, Singapore, South Korea, Sri Lanka, Syria, Taiwan, Tajikistan, Turkey, Turkmenistan

AFRICA (24) A Algeria, Angola, Burkina Faso, Congo DR, Mali, Mozambique, Sengal, Togo
  B Benin, Cape Verde, Ghana, Guniea Bissau, Libya, Madagascar, Morocco, Niger, South Africa, Tunisia, Uganda
  C Cameron, Kenya, Nigeria, Sudan, Tanzania


A [no countries with this type of usage]
  B Canada, Cuba, Costa Rica
  C Barabados, Guatemala, Jamaica, Mexico, Trinidad and Tobago, USA

A [no countries with this type of usage]
  B Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Suriname
  C Paraguay, Peru, Venezuela

AUSTRALIA & SOUTH PACIFIC (4) A [no countries with this type of usage]
  B Australia, French. Polynesia, New Zealand
  C Fiji


In addition:

UDC users survey in Delhi 2007 - report published in Extensions & Corrections to The UDC, 30 (2008).

Countries by language of use


B: Australia, Finland, Norway, Ghana, South Africa, India, UK

B/C: Ireland, Canada, Uganda, Indonesia, Israel, New Zealand

C: Kenya, Nigeria, Tanzania, Bangladesh, Bhutan, Singapore, Sri Lanka, Fiji, Greece, Iceland, Malta, Trinidad & Tobago, USA, Sudan, Malaysia, Syria, Barbados, Jamaica



A: Congo DR, Togo

A/B: Belgium, Algeria, Burkina Faso, Mali, Senegal

B: France, Luxembourg, Tunisia

B/C: Benin, Libya, Madagascar, Morocco, Niger, French Polynesia

C: Cameroon


A/B: Switzerland

B/C: Germany

C: Austria


A: Portugal, Angola

A/B: Mozambique, Macao (China)

B: Guinea Bissau, Brazil

B/C: Cape Verde

RUSSIAN   A/B: Armenia, Azerbaijan

B: Kazakhstan, Kyrgyzstan, Uzbekistan, Belarus, Russian Federation, Tajikistan, Turkmenistan

SPANISH   A: Andorra, Spain

B: Cuba, Argentina, Uruguay

B/C: Costa Rica, Bolivia, Chile, Colombia, Ecuador, Guatemala, Mexico, Paraguay, Peru, Venezuela


A : Albania, Bosnia & Herzegovina, Croatia, Czech R., Estonia, Georgia, Hungary, Latvia, Lithuania, Macedonia, Moldavia, Poland, Romania, Serbia & Montenegro, Slovakia, Slovenia, Ukraine

A/B: Bulgaria

B: Denmark, Sweden, Japan

B/C: Vietnam, The Netherlands, Surinam

C: China, Faeroe Islands, Italy, South Korea, Taiwan, Turkey,


Last updated: 30 December 2010    Return to top of page