Spotlight
Fusion Machine Rulemaking Status
In SECY-24-0085, “Proposed Rule: Regulatory Framework for Fusion Machines,” (Dec. 12, 2024), the NRC staff provided a draft proposed rule to the Commission with accompanying draft guidance, NUREG-1556, Volume 22, “Consolidated Guidance About Materials Licenses: Program-Specific Guidance About Possession Licenses for Fusion Machines.” The Commission is currently reviewing the proposed rule. If approved, both the proposed rule and the new volume to NUREG-1556 will be issued for public comment once the proposed rule is published in the Code of Federal Regulations.
| Rulemaking Milestones | Date |
|---|---|
| Proposed Rule sent to Signature Authority (SECY-24-0085) | Completed December 12, 2024 |
| Proposed Rule Publication Date | November 18, 2025 (estimated) |
Rulemaking Supporting Documents
| Document | ADAMS Accession Nos. | Date |
|---|---|---|
| Fusion Industry Association Letter to M. Garvilas (EDO) | ML24262A058 | September 13, 2024 |
| NRC Response to September 13th Fusion Industry Association Letter from J. Lubinski | ML24262A059 | January 2, 2025 |
| Fusion Industry Association Letter to Chairman | ML25044A442 | January 29, 2025 |
| NRC Response to January 29th Fusion Industry Association Letter from J. Lubinski | ML25044A433 | March 7, 2025 |
| Helion Letter to Commissioners | ML25044A447 | February 3, 2025 |
| NRC Response to Helion Letter from J. Lubinski | ML25044A446 | March 7, 2025 |
| OAS Board Letter to Commissioners | ML25037A248 | February 3, 2025 |
| NRC Response to February 3rd OAS Board Letter from R. Lewis | ML25037A249 | March 6, 2025 |
| Preliminary Draft NUREG-1556, Volume 22, Consolidated Guidance About Materials Licenses: Program-Specific Guidance About Possession Licenses for Fusion Machines | ML24295A002 | March 2025 |
| NRC's Vision and Strategy Paper: Regulating Fusion Machines | ML25069A706 | March 11, 2025 |
Page Last Reviewed/Updated Tuesday, July 22, 2025
Page Last Reviewed/Updated Tuesday, July 22, 2025