| Unirradiated separated plutonium (Pu): in manufacturing/fabrication and product stores at reprocessing plants | Belgium (1996-2016) | Japan (1996-2016) |
| China (1996-2016) | Russia (1996-2016) |
| France (1996-2016) | United Kingdom (1996-2016) |
| Germany (1997-2016) | United States (1996-2016) |
| Pu in unirradiated mixed oxide (MOX) fuel elements | Belgium (1996-2016) | Russia (1996-2016) |
| China (1996-2016) | Switzerland (1997-2016) |
| France (1996-2016) | United Kingdom (1996-2016) |
| Germany (1997-2016) | United States (1996-2016) |
| Japan (1996-2016) |
| Highly enriched uranium (HEU) | France (2001-2016) | Germany (2001-2016) |
| United Kingdom (1999-2016) |
| Pu held at sites in foreign countries | Belgium (1997-2016) | Russia (1996-2016) |
| China (1996-2016) | Switzerland (1997-2016) |
| France (1996-2016) | United Kingdom (1996-2016) |
| Germany (1997-2016) | United States (1996-2016) |
| Japan (1996-2016) |
| Pu in spent fuel at civil reactor sites | Belgium (1996-2016) | Russia (1996-2016) |
| France (1996-2016) | Switzerland (1997-2016) |
| Germany (1997-2016) | United Kingdom (1996-2016) |
| Japan (1996-2016) | United States (1996-2016) |
