Sunday, 1 November 2026
Standing Office 81 (SOVNPA 81) emblem Viet Nam NVietnam National Presiding Agency
on Countering the Proliferation of Weapons of Mass Destruction
Standing Office 81

1.C.12.Materials as follows:

List
Wassenaar Arrangement – List of Dual-Use Goods and Technologies – WA-LIST (25) 1
Corresponding EU entry
1C012
Technical Note
For the purposes of 1.C.12., these materials are typically used for nuclear heat sources.
a. Plutonium in any form with a plutonium isotopic assay of plutonium-238 of more than 50% by weight;
Note 1.C.12.a. does not apply to:
a. Shipments with a plutonium content of 1 g or less;
b. Shipments of 3 'effective grams' or less when contained in a sensing component in instruments.
Technical Note
For the purposes of 1.C.12. Note, 'effective grams' for plutonium isotope is defined as the isotope weight in grams.
b. 'Previously separated' neptunium-237 in any form.
Note 1.C.12.b. does not apply to shipments with a neptunium-237 content of 1 g or less.
Technical Note
For the purposes of 1.C.12.b., 'previously separated' is the application of any process intended to increase the concentration of the controlled isotope.