Mechanism
Three simultaneous intergovernmental agreements were signed on 28 May 2026 by Rosatom Director General Alexey Likhachev and Kazakhstan Atomic Energy Agency (AEK) Chairman Almasadam Satkaliyev in the presence of Presidents Putin and Tokayev during Putin's official state visit to Astana. The signing formalises a project that had been in engineering and site-preparation since August 2025, when field surveys commenced; over 90% of engineering surveys were completed by May 2026.
The three IGAs create the legal framework for: 1. Construction of the Balkhash NPP — two VVER-1200 units at Ulken village, Zhambyl district, Almaty region, on the southern shore of Lake Balkhash. Total estimated cost: ~USD 14.4 billion for the plant plus ~USD 2 billion for physical security systems (per Kazinform via Satkaliyev). 2. State export credit — Russia to provide long-term concessional financing covering approximately 85% of construction cost. Satkaliyev described the terms as "very favourable." Repayment mechanism and interest rate not disclosed publicly. 3. Nuclear and radiological safety cooperation — Kazakhstan to align its safety regulatory framework with IAEA standards and Russian VVER operational protocols.
The EPC contractor will be Rosatom (ASE engineering division). VVER-1200 fuel supply will come from TVEL (Rosatom subsidiary), creating a multi-decade fuel-supply dependency on Russia's enriched uranium output—even though Kazakhstan's Kazatomprom is the world's largest natural uranium miner. Kazakhstan's own uranium enrichment capacity is negligible; TVEL enriches the fuel at Russian facilities.
A notable parallel development: China National Nuclear Corporation (CNNC) was selected to build a second NPP at an adjacent site in Zhambyl district, signalling Kazakhstan is hedging its nuclear buildout across both Russian and Chinese technology partners simultaneously.
Downstream implications
- Uranium supply chain: The Balkhash NPP will require enriched uranium (TVEL EK-SNPP fuel assemblies) for a ~60-year operational lifetime, creating structural Rosatom dependency embedded in Kazakhstan's energy base. This comes after Kazakhstan signed a Critical Minerals MOU with the US in November 2025 (2025-11-06-us-kazakhstan-critical-minerals-mou) and reduced Kazatomprom production in early 2026 — strategic ambiguity across East-West uranium-supply alignment remains Kazakhstan's defining posture.
- Geopolitical signal: The Astana signing is the largest strategic energy commitment by Kazakhstan to Russia since the February 2022 invasion. Domestically, Kazakhstan held a 2022 referendum that signalled popular opposition to Russian alignment; the government proceeded regardless, underscoring that energy security considerations outweigh the referendum signal for the Tokayev administration.
- Competing bids rejected: KEPCO (South Korea), Westinghouse (US), EDF (France), and CGN (China) all bid for the Balkhash project. Russia's IGA win — and CNNC's selection for the second plant — eliminates Western nuclear vendors from Kazakhstan's buildout entirely.
- Kazatomprom (KAP): Fuel demand from the domestic plant does not benefit Kazatomprom materially, since raw uranium from Kazakhstan will be exported, enriched by TVEL in Russia, then returned as fuel. Kazatomprom's equity is primarily a uranium-price play, not a domestic-NPP beneficiary.
- Watch: KZ parliamentary ratification of the three IGAs (typically required for intergovernmental agreements of this scale); publication of the EPC contract terms; and whether Western governments (US, EU) impose conditions on Kazakhstan's critical-minerals partnership frameworks in response to the Rosatom deal.
Open questions
- Exact financing terms (interest rate, repayment schedule, grace period) — not yet public
- Ratification timeline in Kazakhstan's Majilis (parliament) and Senate
- Whether the 2034 first-unit date assumes 2027 construction start or earlier works
- Impact on TVEL's enrichment capacity — Russia is already supplying VVER fuel to ~20 operating plants globally