A Retrospective of INFCIRCs 153 and 540
4.7 Timely Detection & Significant Quantities
Supplemental Information
SAGSI – Standing Advisory Group on Safeguards Implementation
The P5 are the five permanent members of the UN Security Council –France, the People’s Republic of China, the Russian Federation, the United Kingdom and the United States. The P5 are coincidentally the five nuclear weapon States acknowledged in the NPT.
Back to Retrospective menu