| US | NRC-2021-0214 | Monthly Notice: Applications and Amendments to Facility Operating Licenses and Combined Licenses Involving No Significant Hazards Considerations | NRC | closed | 2022-01-12 |
| US | Docket No. 52-049 | Oklo Power LLC, a subsidiary of Oklo Inc.; Oklo Aurora Combined License Application Idaho National Laboratory | NRC | closed | 2022-01-11 |
| US | NRC-2021-0221 | Applications and Amendments to Facility Operating Licenses and Combined Licenses Involving Proposed No Significant Hazards Considerations and Containing Sensitive Unclassified Non-Safeguards Information and Order Imposing Procedures for Access to Sensitive Unclassified Non-Safeguards Information | NRC | closed | 2022-01-04 |
| US | NRC-2021-0159 | Environmental Assessment and Finding of No Significant Impact of Morris Operation Decommissioning Funding Plans | NRC | closed | 2021-12-29 |
| US | NRC-2021-0220 | Revision of Fees for the Criminal History Program: Fee Recovery for Fiscal Year 2022 | NRC | closed | 2021-12-29 |
| US | NRC-2021-0225 | Monthly Notice; Applications and Amendments to Facility Operating Licenses and Combined Licenses Involving No Significant Hazards Considerations | NRC | closed | 2021-12-28 |
| US | 2021-28188 | 692nd Meeting of the Advisory Committee on Reactor Safeguards (ACRS) | NRC | closed | 2021-12-28 |
| US | NRC-2021-0141 | Evaluating the Habitability of a Nuclear Power Plant Control Room During a Postulated Hazardous Chemical Release | NRC | closed | 2021-12-22 |
| US | NRC-2020-0252 | Quality Group Classifications and Standards for Water-, Steam-, and Radioactive-Waste-Containing Components of Nuclear Power Plants | NRC | closed | 2021-12-22 |
| US | NRC-2021-0096 | Control of Heavy Loads at Nuclear Facilities | NRC | closed | 2021-12-21 |
| US | Docket Nos. 50-155, 50-255, 72-007, and 72-043 | In the Matter of Entergy Nuclear Operations, Inc., Entergy Nuclear Palisades, LLC, Holtec International and Holtec Decommissioning International, LLC, Big Rock Point Plant and Palisades Nuclear Plant | NRC | closed | 2021-12-16 |
| US | NRC-2021-0153 | Geologic and Geotechnical Site Characterization Investigations for Nuclear Power Plants | NRC | closed | 2021-12-15 |
| US | NRC-2021-0134 | List of Approved Spent Fuel Storage Casks: TN Americas LLC, TN-32 Dry Storage Cask, Certificate of Compliance No. 1021, Renewal of Initial Certificate and Amendment No. 1 | NRC | final rule | 2021-12-15 |
| US | Docket Nos. 50-089 and 50-163 | Termination of Operating Licenses for the General Atomics TRIGA Reactor Facility | NRC | closed | 2021-12-14 |
| US | Docket No. 030-04858 | Dow Corning Corporation; Building DC-3 | NRC | closed | 2021-12-14 |
| US | NRC-2021-0145 | Information Collection: NRC Form 7, Application for NRC Export/Import License Amendment, Renewal, or Consent Request(s) | NRC | closed | 2021-12-10 |
| US | NRC-2021-0055 | Information Collection: NRC Online Form, Request for Alternatives | NRC | closed | 2021-12-09 |
| US | NRC-2021-0132 | Information Collection: NRC Insider Threat Program for Licensees and Others Requiring Access to Classified Information | NRC | closed | 2021-12-08 |
| US | 2021-26111 | Advisory Committee on the Medical Uses of Isotopes: Meeting Notice | NRC | closed | 2021-12-01 |
| US | Docket Nos. 50-325 and 50-324 | Duke Energy Progress, LLC; Brunswick Steam Electric Plant, Units 1 and 2 | NRC | closed | 2021-11-30 |
| US | NRC-2021-0169 | Miscellaneous Corrections | NRC | final rule | 2021-11-30 |
| US | NRC-2021-0213 | Target Fragilities for Equipment Vulnerable to High Energy Arcing Faults | NRC | closed | 2021-11-30 |
| US | Docket Nos. 50-133 and 72-027 | Pacific Gas and Electric Company, Humboldt Bay Power Plant, Unit 3 | NRC | closed | 2021-11-29 |
| US | NRC-2021-0147 | Evaluations of Explosions Postulated To Occur at Nearby Facilities and on Transportation Routes Near Nuclear Power Plants | NRC | closed | 2021-11-26 |
| US | NRC-2021-0135 | List of Approved Spent Fuel Storage Casks: Holtec International HI-STAR 100 Cask System, Certificate of Compliance No. 1008, Renewal of Initial Certificate and Amendment Nos. 1, 2, and 3 | NRC | final rule | 2021-11-24 |
| US | Docket Nos. STN 50-528, STN 50-529, and 72-44 | In the Matter of Arizona Public Service Company, Salt River Project Agricultural Improvement and Power District Public Service Company of New Mexico, Palo Verde Nuclear Generating Station, Units 1 and 2 and Independent Spent Fuel Storage Installation | NRC | closed | 2021-11-24 |
| US | NRC-2021-0071 | Information Collection: Requests to Agreement States and Non-Agreement States for Information | NRC | closed | 2021-11-23 |
| US | Docket Nos. STN 50-456, STN 50-457, 72-73, STN 50-454, STN 50-455, 72-68, 50-317, 50-318, 72-8, 50-461, 72-1046, 50-10, 50-237, 50-249, 72-37, 50-333, 72-12, 50-373, 50-374, 72-70, 50-352, 50-353, 72-65, 50-220, 50-410, 72-1036, 50-171, 50-277, 50-278, 72 | In the Matter of Exelon Generation Company, LLC; Exelon Corporation; Exelon FitzPatrick, LLC; Nine Mile Point Nuclear Station, LLC; R.E. Ginna Nuclear Power Plant, LLC; Calvert Cliffs Nuclear Power Plant, LLC; Braidwood Station, Units 1 and 2; Byron Station, Unit Nos. 1 and 2; Calvert Cliffs Nuclear Power Plant, Units 1 and 2; Clinton Power Station, Unit No. 1; Dresden Nuclear Power Station, Units 1, 2, and 3; James A. FitzPatrick Nuclear Power Plant; LaSalle County Station, Units 1 and 2; Limer | NRC | closed | 2021-11-22 |
| US | NRC-2020-0276 | Information Collection: Physical Protection of Plants and Materials | NRC | closed | 2021-11-19 |
| US | NRC-2020-0269 | Extending the Duration of the AP1000 Design Certification | NRC | final rule | 2021-11-17 |
| US | NRC-2021-0204 | Controlled Unclassified Information Program | NRC | final rule | 2021-11-12 |
| US | NRC-2021-0084 | Information Collection: Facility Security Clearance and Safeguarding of National Security Information and Restricted Data | NRC | closed | 2021-11-10 |
| US | 2021-24453 | 691st Meeting of the Advisory Committee on Reactor Safeguards (ACRS) | NRC | closed | 2021-11-09 |
| US | NRC-2021-0186 | Privacy Act of 1974; Systems of Records | NRC | closed | 2021-11-05 |
| US | Docket No. 50-201 | New York State Energy Research and Development Authority; Irradiated Nuclear Fuel Processing Plant; Western New York State Nuclear Service Center | NRC | closed | 2021-11-16 |
| US | Docket Nos. 50-327 and 50-328 | Tennessee Valley Authority; Sequoyah Nuclear Plant, Units 1 and 2 | NRC | closed | 2021-11-02 |
| US | NRC-2021-0200 | Monthly Notice; Applications and Amendments to Facility Operating Licenses and Combined Licenses Involving No Significant Hazards Considerations | NRC | closed | 2021-11-02 |
| NY | NYPA Advanced Nuclear RFI (Oct 2025) | NYPA Requests for Information on 1 GW Advanced Nuclear Development (Community and Developer RFIs) | New York Power Authority | closed | 2025-10-30 |
| NY | NYPA Nuclear Directive (June 2025) | Governor Hochul's Direction to NYPA to Develop at Least 1 GW of Advanced Nuclear in Upstate New York | New York Power Authority | pending | 2025-06-23 |
| KY | 2025-00186 | Administrative Investigation into Nuclear Energy, Generation, Storage, and Related Matters | Kentucky Public Service Commission | pending | 2025-06-16 |
| VA | PUR-2025-00085 | Appalachian Power Petition for Approval to Incur Small Modular Reactor (SMR) Project Development Costs | Virginia State Corporation Commission | closed | 2025-05-16 |
| NJ | QO25040202 | Request for Information on Prospective New Nuclear Electricity Generation in New Jersey | New Jersey Board of Public Utilities | closed | 2025-05-06 |
| UT | Tri-State Regional Nuclear Energy MOU | Utah-Idaho-Wyoming Tri-State Memorandum of Understanding to Advance Nuclear Energy | State of Utah (Governor's office / Office of Energy Development), with Idaho and Wyoming - not a PUC proceeding | pending | 2025-04-30 |
| ID | Idaho-Utah-Wyoming Nuclear Energy MOU | Tri-State Governors' Memorandum of Understanding on Nuclear Energy Development | Office of the Governor of Idaho (tri-state pact with Utah and Wyoming) | final rule | 2025-04-30 |
| AZ | E-00000A-25-0026 | Commission Inquiry into Nuclear Issues / New Nuclear Generation in Arizona | Arizona Corporation Commission | pending | 2025-02-07 |
| IA | GCU-2025-0013 | Duane Arnold Energy Center Nuclear Restart Generating Certificate | Iowa Utilities Commission | final rule | 2025 |
| MD | PC 71 | Public Conference on Nuclear Procurement Regulations (Nuclear Procurement Work Group) | Maryland Public Service Commission | pending | 2025 |
| NY | Master Plan for Responsible Advanced Nuclear Development | New York Master Plan for Responsible Advanced Nuclear Development | New York State Energy Research and Development Authority (NYSERDA) with the Department of Public Service | pending | 2025 |
| NC | E-100, Sub 207 | 2025 Carolinas Resource Plan / Carbon Plan (Duke Energy Progress & Duke Energy Carolinas) | North Carolina Utilities Commission | pending | 2025 |
| CA | A.24-03-018 | PG&E Application for Diablo Canyon Extended Operations Cost Recovery | California Public Utilities Commission | closed | 2024-03-29 |