This 2025 update of the Guide incorporates new information since the 2023 update.

Oklo Inc., (NYSE: OKLO) (Oklo), an advanced nuclear technology company, announced today that the U.S. Department of Energy’s (DOE’s) Idaho Operations Office has approved the Preliminary Documented Safety Analysis (PDSA) for the Aurora Fuel Fabrication Facility (A3F) at Idaho National Laboratory (INL), marking the start of the assembly of the facility. Oklo’s Aurora powerhouse (Image: Gensler) The PDSA for the A3F, which will fabricate fuel for Oklo’s first commercial-scale powerhouse, is the first facility to be approved under DOE’s Fuel Line Pilot Program. The previous procedural milestone, the Nuclear Safety Design Agreement, was approved in just under 2 weeks, demonstrating a new authorization pathway aimed at accelerating a reproducible framework for scaling production capacity following executive orders signed in May. The PDSA marks the second of three safety-basis documents to be approved for the authorization of the A3F, with the next step being a Documented Safety Analysis

Multi-billion-dollar uranium enrichment capacity expansion expected to create thousands of U.S. advanced manufacturing jobs and drive U.S. exports Centrifuge manufacturing begins New enrichment capacity expected to come online in 2029 BETHESDA, MD — Centrus Energy (NYSE: LEU) announced today that it has begun domestic centrifuge manufacturing to support commercial Low-Enriched Uranium (LEU) enrichment activities at […]

The U.S. government has substantial efforts underway to develop new nuclear reactors for military purposes. Recent executive orders, together with congressional mandates, establish a coordinated strategy that links national security with mission assurance.

WASHINGTON D.C. The Nuclear Innovation Alliance (NIA) shared the following statement in response to the confirmation of Douglas Weaver as NRC Commissioner. This statement may be attributed to NIA President and CEO Judi Greenwald: NIA applauds the recent confirmation of Douglas Weaver as a Commissioner for the Nuclear Regulatory Commission (NRC). Commissioner Weaver will contribute a unique perspective with his Navy, NRC & industry experience.

WASHINGTON D.C. The Nuclear Innovation Alliance (NIA) shared the following statement in response to the passage of the International Nuclear Energy Act of 2025 (INEA) in the Senate. This statement may be attributed to NIA President and CEO Judi Greenwald:

The Industry Innovation Leadership Council is a collaborative forum for advanced reactor developers. The Council wrestles with market and policy challenges, opportunities and solutions; informs NIA’s strategy and activities; and better enables NIA and the advanced reactor community to articulate the conditions for success. The Council provides input on NIA workstreams, but it does not set NIA policy.

Since its enactment of the Accelerating Deployment of Versatile, Advanced Nuclear for Clean Energy (ADVANCE) Act on July 9, 2024, the U.S. Nuclear Regulatory Commission (NRC) has made steady progress implementing it. The NRC is tracking its ADVANCE Act deliverables for 36 milestones on a public dashboard. This brief summarizes NRC’s progress. As of the end of November 2025, the NRC has completed 30 of the 36 identified ADVANCE Act actions and 2025 deliverables.

This NIA factsheet highlights the expected timeline of the NRC Executive Order 14300 Rulemaking. This timeline helps to provide a quick view of the individual rulemakings populated from the NRC website.

ADB has approved a set of changes to its energy policy that strengthen the bank’s commitment to increasing energy access and improving energy security.

Deep Isolation announced completion of Project UPWARDS, advancing the development of a first-of-a-kind integrated waste management system.

Funding will help expand the nation’s nuclear energy capabilities, grow the nuclear energy workforce, and restore American energy dominance.

The U.S. Department of Energy today announced the selection of the Tennessee Valley Authority and Holtec Government Services to support early deployments of advanced light-water small modular reactors...

Background On June 18, 2025, the U.S.

TerraPower President and CEO, Chris Levesque, issues a statement on the announcement of the U.S. Nuclear Regulatory Commission’s completion of the Final Safety Evaluation for the first Natrium plant, Kemmerer Unit 1, construction permit application.

As part of next steps for the Janus Program, the Department of the Army has selected nine installations for consideration in which to site…