December 2025
A procedure has been launched for the expropriation of land properties falling within the territory of Site No. 2.
Developmental phases
Upcoming
The project for new nuclear capacity at the Kozloduy NPP site follows a clearly planned sequence of stages, including planning and design procedures, regulatory approvals, engineering, investment decisions, construction and commissioning. Key preparatory and permitting activities are planned for 2026, while in the period 2027–2030 the focus shifts to technical design, contracting, infrastructure preparation and the start of construction. The next stage, between 2030 and 2036, envisages construction activities, followed by commissioning and licensing.
Project life cycle
2030 - 2036.
Construction activities
2036.
Obtaining licenses
2036 - 2038.
Commissioning
2097.
Decommissioning/extension of the useful life of the nuclear power plant
Key milestones for 2026
Initial stage
Entry into force of the PUP – site No. 2
Nuclear Regulatory Agency
Submitting a request for a design permit for block 8
Issuance of design permit block 7
Site approval block 8
Planning permission block 8
Engineering
Submission of a notification to the EC for state aid for new nuclear capacities
Completion of an engineering contract
Environmental assessment
Decision under Art. 45 ASUNE for Unit 7
Submission of EIA report for Unit 8
Construction
Building permit under Art. 142 of the ZUT block 7
Notification
Submission of a notification to the EC under Article 41 of the Euratom Treaty
Key milestones for 2027 - 2030
Supporting infrastructure
Construction of supporting infrastructure necessary for the construction and operation of the NAM
Solutions
EC decision on eligibility for state aid for construction of new nuclear capacity
Final investment decision
Conclusion of contracts
Conclusion of contracts:
1. EPC договор с консорциума
2. Експортни банки
Technical design and estimates
Preparation of a technical design and an interim safety analysis report (MOAB)
EIA Decision for Unit 8
Decision under Art. 45 ASUNE for Unit 8
Building permit
Nuclear Regulatory Agency:
1. Одобряване на технически проект и МОАБ
2. Издаване на разрешение за строителство
Building permit under Art. 148 of the ZUT, block 8
First nuclear concrete
Casting of the first core concrete of Unit 7
Construction of new nuclear power plants
Chronology of the project for the construction of a new nuclear power plant at the Kozloduy NPP site„
Year 2025
2025 – December 22
The PUP was approved by Order, and it enters into force on 08.01.2026.
2025 – December 9
The company submitted an application to the NRA with a complete set of documents for issuing an order to approve the selected site for the deployment of a nuclear facility - Unit 8.
2025 – October 27
The Chairman of the Nuclear Regulatory Agency issues Permit for determining the location (selection of a site) of a nuclear facility, which marked the beginning of the permitting and licensing regime for Unit 8.
2023 year
2023 – October 25
The Council of Ministers of the Republic of Bulgaria gives its consent in principle under Article 45, paragraph 1 of the Law on the Safe Use of Nuclear Energy for the construction of Unit 8 of the Kozloduy NPP.
2020 year
2020 – February 21
The Chairman of the NRA approves the site selected by "Kozloduy NPP - New Builds" EAD for the location of a nuclear facility - nuclear power plant (Site No. 2).
2019 year
2019 - April 08
Based on an effective EIA Decision, an updated written request has been submitted to the NRA for issuing an order for approval of a selected site, within the meaning of Art. 33, para. 4 of the ASUNE.
2015
2015 - June 12
A written request submitted to the NRA for issuing an order for approval of a selected site, within the meaning of Art. 33, para. 4 of the ASUNE.
2015 – January 27
Decision on EIA No. 1-1/2015. The Minister of Environment and Water approves the implementation of an investment proposal for the construction of a new nuclear power plant of the latest generation on Site 2 of the Kozloduy NPP site„
2014 year
2014 - July 3
Independent verification of the results and assessments obtained during the study and determination of the location of a new nuclear power plant at the Kozloduy NPP site, carried out by the Bulgarian Academy of Sciences.
2014.
Activities to prepare the safety justification for the NAM "Preliminary Safety Analysis Report" have started.
2013
2013 - October 28
Site selection activities are being completed - Site 2 of the Specialized Technical Council has been selected.
2013 - August 26
The NRA issues to "Kozloduy NPP - New Builds" EAD a permit for determining the location (site selection) of a nuclear facility.
2012 year
2012 - August 27 - November 26
Launch of feasibility studies:
Feasibility study for the construction of a nuclear power plant
Survey and determination of the location of the proposed site for the construction of the NAM
Preparation of an EIA for the construction of a NAM
2012 - May 9
Registration of "Kozloduy NPP - New Builds" EAD in the Commercial Register at the Registry Agency.
2012 - April 11
Council of Ministers – granting consent in principle for the construction of a nuclear power plant at the Kozloduy site.
