Letter Sequence Other |
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MONTHYEARML23046A2642023-02-17017 February 2023
NRC Form 898 Teusa PDC Topical Report Completeness Determination
Project stage: Other
ML23046A2692023-02-17017 February 2023
Email to Teusa - Acceptance Review Determination for PDC Topical Report
Project stage: Acceptance Review
ML24053A1712023-12-29029 December 2023
Terrestrial Energy USA, Inc., Principal Design Criteria for Imsr Structures, Systems and Components Topical Report Revision B (Document TR231229)
Project stage: Request
ML24095A3072024-04-0808 April 2024
Terrestrial Energy USA - Non-Prop - Audit Plan for the Principal Design Criteria for Imsr Structures, Systems, and Components Topical Report
Project stage: Other
ML24100A1142024-04-11011 April 2024
Email Withholding Determination PDC Teusa
Project stage: Other
ML24100A1122024-04-11011 April 2024
NRC Form 897 Request for Withholding Proprietary Information PDC for Imsr Structures, Systems and Components - Rev. B Topical Report Submitted Dec 29 2023
Project stage: Other
PMNS20241042, Notice of Closed Meeting with Terrestrial Energy USA, Inc. (Terrestrial)2024-08-14014 August 2024
Notice of Closed Meeting with Terrestrial Energy USA, Inc. (Terrestrial)
Project stage: Request
ML24233A2432024-10-0707 October 2024
Teusa PDC TR Audit Report Transmittal Letter v4
Project stage: Other
ML24233A2422024-10-0707 October 2024
Enclosure - Teusa Audit Report for PDC Topical Report Revb v6
Project stage: Other
ML24275A1832024-10-10010 October 2024
Meeting Summary Closed-Terrestrial USA Inc-Principal Design Criteria for Imsr Structures, Systems, and Components Topical Report Rev C Review Discussion
Project stage: Meeting
ML24339A1212025-02-24024 February 2025
Non-Proprietary - Terrestrial PDC Topical Report Draft Safety Evaluation
Project stage: Draft Approval
ML25189A0482025-07-18018 July 2025
Teusa Imsr PDC TR Final SE Cover Letter
Project stage: Approval
ML25189A0492025-07-18018 July 2025
Teusa PDC Topical Report Final Safety Evaluation - Non Proprietary
Project stage: Approval
ML25328A0932025-11-25025 November 2025
Topical Report, TR240719-A, Principal Design Criterial for Imsr Structures, System and Components
Project stage: Other
ML25336A2692025-12-0303 December 2025
NRC 897-TEUSA PDC TR240719-A, Withholding Determination
Project stage: Other
ML25328A0952025-12-0303 December 2025
Email Submitting Form 896 -A Verification for Teusa Principal Design Criteria for Imsr Structures, Systems and Components (TR240719-A)
Project stage: Other
2024-04-08
[Table View] |
Text
From:
Michelle Vega Rodriguez To:
David O"Keefe Cc:
Kevin Roche; Alissa Neuhausen
Subject:
Form 896 -A Verification for TEUSA "Principal Design Criteria for IMSR Structures, Systems and Components (TR240719-A)
Date:
Wednesday, December 3, 2025 4:00:00 PM Attachments:
NRC 897-TEUSA PDC TR-A_withholding determination_completed.pdf Terrestrial PDC TR -A Rev 896-v1.pdf Hi David, Attached is the courtesy copy of U. S. Nuclear Regulatory Commission (NRC) staff topical report verification for the Terrestrial USA revision 0 of Principal Design Criteria for IMSR Structures, Systems and Components (TR240719-A), ML25328A093. Based on its review of the report, the NRC staff determined that the topical report is acceptable to the extent delineated in the NRC staff's safety evaluation dated, September 30, 2025, and may be referenced in future licensing action requests.
Also, attached is the courtesy copy of completed form for the NRC staff withholding determination for TR240719-A, ML25336A269.
If you have any questions, please feel free to contact me via phone or email.
Docket No.: 99902076 EPID: EPID L 2021-TOP-0034
Sincerely,
Michelle E. Vega Rodriguez Project Manager Office of Nuclear Reactor Regulations (NRR)
Div. of Advanced Reactors & Non-power Production & Utilization Facilities (DANU)
Advanced Reactor Licensing Branches-2 (UAL2)
U.S. Nuclear Regulatory Commission l Rockville, MD E: michelle.vegarodriguez@nrc.gov P: (301) 415-1170