Congressional Budget Office Cost Estimate: S. 1138: Nuclear Safeguards and Supply Act of 2007 [open pdf - 46KB]
"S. 1138 would authorize the appropriation of $10 million for a contribution to the International Atomic Energy Agency (IAEA) to refurbish or replace the IAEA Safeguards Analytical Laboratory. Additionally, the bill would authorize the Secretary of State to pursue a program to develop better safeguards for the civilian use of nuclear energy to prevent proliferation of nuclear weapons. The bill also would authorize the President to develop a process by which nuclear fuel could be provided to other countries in the event of a disruption in the market supply."
Congressional Budget Office: http://cbo.gov