The "Supporting U.S. Critical Connectivity and Economic Strategy and Security for BEAD Act," or "SUCCESS for BEAD Act," proposes significant amendments to the Infrastructure Investment and Jobs Act. Its core purpose is to authorize eligible entities to utilize any remaining funds from the Broadband Equity, Access, and Deployment (BEAD) Program. These funds will be distributed through competitive subgrants to bolster the success of broadband deployment projects and address strategic national interests. The bill directs these remaining BEAD funds towards a range of critical projects. These include the construction of AI-supportive telecommunications infrastructure such as fiber, conduit systems, carrier-neutral internet exchange points, and mobile wireless infrastructure. Additionally, it supports facilities and programs for workforce development specifically targeted at addressing shortages in the telecommunications, cybersecurity, artificial intelligence, and electrical distribution sectors. A key focus of the legislation is on enhancing public safety and national security . This involves the planning, implementation, and maintenance of Next Generation 9-1-1 systems in emergency communications centers. The bill also allows for funding of data collection, mapping, planning, and initiatives to streamline permitting processes essential for broadband deployment, recognizing the vital role of robust telecommunication infrastructure in these areas. Eligible entities are mandated to establish a competitive subgrant program, prioritizing proposals that develop infrastructure in unserved or underserved regions, including Tribal lands. Other priorities include projects deemed strategically critical for public safety, national security, or economic development, and those directly supporting military installations or national laboratories. Subgrants will generally require a 25% matching contribution, which can be waived, and may cover limited operational expenses for up to 24 months. The bill also includes provisions for oversight and coordination, such as a mandatory public challenge process for certain fiber infrastructure projects to prevent overbuilding. The Assistant Secretary of Commerce for Communications and Information is tasked with issuing guidance and coordinating with the Secretary of Labor on workforce development aspects. For Next Generation 9-1-1 projects, the Assistant Secretary will provide technical assistance and oversee implementation to ensure interoperability and adherence to commonly accepted standards.