 美国向全面禁试条约组织筹备委员会提供了最多的年度财政捐助，支付该委员会年度预算 22%以上的经费。在美国援助下，截至 2014 年 12月 31 日，经认证的国际监测系统站点和建成的放射性核素实验室的总数为 281 个，相当于整个网络的 83%。
• The United States makes the largest annual financial contribution to the CTBTO Preparatory Commission, paying more than 22 percent of the Commission’s annual budget. With U.S. assistance, as of December 31, 2014, the total number of certified International Monitoring System (IMS) stations and radionuclide laboratories completed was 281. This amounts to 83 percent of the total network.