In a landmark announcement for the national energy sector, the Argentine government has unveiled a project for a US$ 1.2 billion private investment to construct a Small Modular Reactor (SMR) at the Atucha nuclear complex in Zárate. This development, spearheaded by Meitner Energy, represents the largest single investment in the history of Argentina’s nuclear sector and serves as a flagship case for the government’s “Súper RIGI” (Regime for Large Investments) framework.

The project, which leverages advanced nuclear technology based on national patents, underscores the administration’s strategy of fostering an environment where the state guarantees institutional predictability while private capital drives innovation and industrial growth.

Key Pillars of the Project

  • Technology and Innovation: The ACR-300 reactor—a Generation III+ modular design—is intended to provide 300 megawatts of clean energy. Modular reactors are the global vanguard of the industry, offering lower construction timelines, greater flexibility, and standardized safety.

  • 100% Private Funding: Unlike traditional state-funded projects, this initiative is fully backed by private capital, aligning with President Milei’s vision of minimizing state financial risk while maximizing productive efficiency.

  • Strategic Impact: Beyond the initial construction phase, which is estimated to create around 2,000 direct jobs, the project is expected to revitalize the local supply chain and position Argentina as an exporter of high-value nuclear technology.

  • Legal Framework: The initiative is designed to be the first to qualify under the “Súper RIGI,” signaling to international investors that Argentina is ready to provide the regulatory stability needed for long-term, high-capital ventures.

Stability as the Foundation for Growth

During the presentation, government officials—including Minister of Economy Luis Caputo and Secretary of Nuclear Affairs Federico Ramos Nápoli—highlighted that this investment is only possible due to the current economic stabilization. By bringing inflation under control, normalizing the macroeconomic landscape, and reducing the weight of public debt relative to GDP, the government has created the trust necessary to attract “patient capital” to strategic industries.

“This is exactly the model we have been promoting,” noted Secretary Ramos Nápoli. “The State sets the conditions and ensures predictability, and the private sector invests, assuming the risk to fuel the country’s energy independence.”

A Commitment to the Future

The project is currently undergoing evaluation for licensing by the Nuclear Regulatory Authority (ARN). Once approved, the construction is expected to span five years, marking a definitive shift toward a modern, competitive, and privately-driven energy matrix. This announcement reaffirms the administration’s commitment to turning the energy sector into an engine for long-term development, ensuring that Argentina stays at the cutting edge of global industrial and technological standards.

Stay informed as we follow the milestones of this historic investment and the ongoing transformation of Argentina’s energy landscape.