International Classification References
Our network of national business activity classification references. Each site focuses on one country's official industry codes — for registration, taxation, and statistics.
The complete US business classification reference — NAICS 2022/2017, SIC 1987, SBA size standards, SOC occupations, PSC procurement, UNSPSC commodities, Schedule B export and HTSUS import codes, all cross-referenced.
Canadian edition of the North American Industry Classification System, aligned with the Statistics Canada structure for Canadian businesses.
Sistema de Clasificación Industrial de América del Norte — the Mexican implementation of NAICS, maintained for Mexican industry classification.
Classificação Nacional de Atividades Econômicas — Brazil's national economic activity classification used for taxation and registration.
Spanish business activity codes — CNAE and IAE classifications for company registration, taxation, and municipal licensing in Spain.
Classificazione delle Attività Economiche — Italy's ATECO codes for statistical and fiscal classification of Italian businesses.
The UK Standard Industrial Classification (SIC 2007) used by Companies House and ONS for British business registration and statistics.
Nomenclature d'Activités Française — the French activity classification (NAF/APE) used by INSEE for company registration and statistics.
Klassifikation der Wirtschaftszweige — Germany's WZ codes for industry classification, statistics, and business registration.
Polska Klasyfikacja Działalności — Poland's PKD activity codes used in the REGON register and tax filings.
Turkish NACE activity codes, aligned with the European NACE system for business classification in Türkiye.
National Industrial Classification — India's NIC codes used for business registration, GST, and economic surveys.
Japan Standard Industrial Classification — the official JSIC codes for Japanese industry and business statistics.
Philippine Standard Industrial Classification — the PSIC codes used for business permits and economic statistics in the Philippines.
Malaysia Standard Industrial Classification — MSIC codes for Malaysian business registration and statistics.
Thailand Standard Industrial Classification — TSIC codes used for Thai business registration and economic data.
Klasifikasi Baku Lapangan Usaha Indonesia — Indonesia's KBLI business field classification for licensing and statistics.
Saudi Arabia business activity codes aligned with the international ISIC framework, used for company registration and licensing in the Kingdom.
Nomenclature Marocaine des Activités — Morocco's NMA classification for business activity and registration.
South African industrial classification codes, based on SIC for business registration and statistics in South Africa.
Australian and New Zealand Standard Industrial Classification — ANZSIC codes for Australian business and statistical use.
Algerian economic activity classification, supporting business registration and statistical classification in Algeria.