The ISIC system uses a 4-digit code to classify the economic activities of businesses and other economically active organizations in a country. The hierarchy in the classifications of the branch of industry is made up of divisions (2-digit codes), major groups (3-digit codes) and groups (4-digit codes). ISIC-III tabulation categories are as follows:

  • A – Agriculture, hunting and forestry
  • B – Fishing C – Mining and quarrying
  • D – Manufacturing E – Electricity, gas and water supply
  • F – Construction
  • G – Wholesale and retail trade; repair of motor vehicles and motorcycles and personal and household goods
  • H – Hotels and restaurants
  • I – Transport, storage and communications
  • J – Financial intermediation
  • K – Real estate activities
  • L – Public administration and defense; compulsory social security
  • M – Education
  • N – Health and social work
  • O – Other community, social and personal services
  • P – Other services activities
  • Q – Extraterritorial organizations and bodies