US SB1801

Creates a White House "Office of the Assistant to the President and Director for International Nuclear Energy Export Policy" within the National Energy Dominance Council to coordinate U.S. civil nuclear export strategy and cooperation with foreign governments

Establishes a Nuclear Exports Working Group to develop a 10-year civil nuclear trade strategy with biennial export targets for reactors, equipment, and nuclear fuel while preventing proliferation to adversarial nations

Authorizes up to $50 million (FY2026-2030) for financial assistance grants of up to $5.5 million each to "embarking civil nuclear nations" developing nuclear energy programs, excluding China, Russia, Iran, North Korea, and other sanctioned countries

Requires bilateral meetings with at least 5 ally or partner nations within 2 years to develop collaborative relationships on advanced nuclear reactor demonstration and deployment, with cost-sharing arrangements

Establishes a Strategic Infrastructure Fund Working Group to assess feasibility of a fund supporting civil nuclear technologies and microprocessors, with the entire Act sunsetting 20 years after enactment