The following table lists national classifications (mostly for activities and products) for which basic information is available.
Follow the links to see information collected through the UN questionnaire on country practices in classifications and similar sources.
| Albania |
| | | | P |
| Argentina |
| |
|
|
|
| Armenia |
| | | | |
| Aruba |
| | |
|
P |
| Australia |
| | |
|
|
| Austria |
| | |
|
P |
| Azerbaijan |
| | |
|
|
| Bahamas |
| |
|
|
|
| Bahrain |
| | | | |
| Barbados |
| |
|
|
|
| Belarus |
| | | | |
| Belgium |
| | |
|
P |
| Belize |
| |
|
|
|
| Bolivia |
| | |
|
|
| Brazil |
| | | |
|
| Brunei Darussalam |
| | | | P |
| Bulgaria |
| | | |
P |
| Canada |
| | |
|
|
| Chile |
| |
|
|
|
| China |
| | |
|
P |
| Colombia |
| | |
|
|
| Costa Rica |
| |
|
|
|
| Croatia |
| | |
|
P |
| Cuba |
| | |
|
P |
| Cyprus |
| | |
|
P |
| Czech Republic |
| | | | P |
| Denmark |
| |
|
|
P |
| Dominica |
| | |
|
|
| Dominican Republic |
| | |
|
|
| Ecuador |
| | | |
|
| Egypt |
| | |
|
|
| El Salvador |
| |
|
|
|
| Estonia |
| | |
|
|
| Finland |
| | | |
P |
| France |
| | |
|
P |
| Germany |
| | | |
P |
| Ghana |
| | | | |
| Greece |
| |
|
|
P |
| Guatemala |
| |
|
|
|
| Guyana |
| |
|
|
|
| Honduras |
| | |
|
|
| Hong Kong |
| | |
|
P |
| Hungary |
| | | | P |
| India |
| | |
|
|
| Indonesia |
| | | | |
| Iran, Islamic Republic of |
| | | | |
| Ireland |
| | | | P |
| Italy |
| |
|
|
P |
| Jamaica |
| | |
|
|
| Japan |
| | |
|
P |
| Jordan |
| | |
|
|
| Kazakhstan |
| | | | P |
| Korea, Republic of |
| | |
|
P |
| Kyrgyztan |
| | | | |
| Lao People's Dem. Rep. |
| | |
|
|
| Latvia |
| | | |
P |
| Lesotho |
| |
|
|
|
| Liechtenstein |
| |
|
|
|
| Lithuania |
| | |
|
P |
| Malaysia |
| |
|
|
P |
| Mauritius |
| | |
|
|
| Mexico |
| | |
|
|
| Mongolia |
| | |
|
|
| Netherlands |
| | |
|
P |
| Netherlands Antilles |
| | | |
|
| New Caledonia |
| | |
|
|
| New Zealand |
| | |
|
P |
| Nicaragua |
| |
|
|
|
| Norway |
| | | |
P |
| Oman |
| |
|
|
|
| Palestine |
| | | | |
| Panama |
| | |
|
|
| Paraguay |
| | |
|
|
| Peru |
| | | | |
| Philippines |
| | |
|
|
| Poland |
| | | |
P |
| Portugal |
| | |
|
P |
| Republic of Moldova |
| | | | |
| Romania |
| | |
|
P |
| Russian Federation |
| | |
|
P |
| Saint Lucia |
| |
|
|
|
| Saudi Arabia |
| |
|
|
|
| Seychelles |
| | | |
|
| Singapore |
| | |
|
P |
| Slovakia |
| | | |
P |
| Slovenia |
| | |
|
P |
| South Africa |
| | |
|
|
| Spain |
| | | | P |
| Sri Lanka |
| | |
|
|
| Swaziland |
| |
|
|
|
| Sweden |
| | |
|
P |
| Thailand |
| | |
|
P |
| The Former Yugoslav Republic of Macedonia |
| | |
|
|
| Trinidad and Tobago |
| | | | |
| Turkey |
| | | | |
| Uganda |
| |
|
|
|
| Ukraine |
| | | | |
| United Kingdom |
| |
|
|
P |
| United Republic of Tanzania |
| |
|
|
|
| United States of America |
| | |
|
P |
| Uruguay |
| |
|
|
|
| Uzbekistan |
| | |
|
|
| Venezuela |
| | |
|
|
| Viet Nam |
| | |
|
|
| Yemen |
| |
|
|
|
| Zambia |
| |
|
|
|
| Zimbabwe |
|
|
|
|
|
