LUKOIL Neftochim Burgas
Corporate brand
UnclaimedA major Bulgarian oil refinery and petrochemical producer owned by LUKOIL.
Last updated August 25, 2026
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Overview
LUKOIL Neftochim Burgas is a large oil-refining and petrochemical complex near Burgas, Bulgaria. It is commonly known in English as Lukoil Neftohim Burgas or Neftochim Burgas and is one of the largest refineries in the Balkans. The facility is also described as Bulgaria’s largest industrial enterprise and a major contributor among privately owned companies to national economic activity and public revenues. The refinery began operating in 1964. In 1999 it became part of the LUKOIL Group, the Russian energy company that remains its owner. The complex processes imported crude oil into transportation fuels, industrial fuel products, liquefied petroleum gas, bitumen, sulfur and petrochemical materials. Its principal fuel output includes gasoline, diesel, gas oil, jet fuel and fuel oil, while its polymer business includes polypropylene. The refinery’s stated processing capacity is approximately 7 million tonnes of crude oil per year, although actual throughput can vary with crude availability, maintenance, regulation and market conditions. Crude oil historically arrived by sea through the Burgas-Rosenets oil terminal and was transferred to the refinery by pipeline. In 2011 LUKOIL received a long-term concession to operate the terminal. This infrastructure made the Burgas complex strategically important to Bulgaria’s fuel supply and gave the LUKOIL group a significant position in the domestic logistics chain. The refinery supplies liquid fuels and related products to Bulgaria and the surrounding region. It has also been an important employer and industrial energy producer. Reference material reports 1,348 employees in 2019 and states that the site has generated its own electricity since 2000. Its operations use water from nearby Lake Mandrensko and include extensive storage, transport and processing infrastructure. The company’s position became politically and commercially contentious after Russia’s invasion of Ukraine and the European Union’s restrictions on Russian crude and petroleum products. Bulgaria obtained a temporary exemption allowing the refinery to continue using Russian crude, subject to restrictions on exports and other conditions. The exemption, subsequent political decisions and the refinery’s dependence on the Russian Urals crude grade triggered debate about energy security, competition, taxation and ownership. Bulgarian authorities and regulators also challenged aspects of LUKOIL’s market conduct. In 2021 the Bulgarian Competition Commission alleged abuse of a dominant position involving access to storage, logistics infrastructure and oil-import transport arrangements. LUKOIL’s Bulgarian entities disputed that they had breached the rules. In 2023 the company was reported to have received a substantial competition-law fine. Authorities additionally pursued tax and financial inquiries, while Bulgaria changed the taxation of refinery profits and ended the concession for the Burgas-Rosenets terminal in 2023. The refinery faced a major feedstock transition in 2024, when Bulgaria planned to end Russian crude imports before the original exemption deadline. Public reporting indicated that the plant would require significant investment to process a broader range of lighter crude grades. Potential buyers, including SOCAR and other investors, were reported to have shown interest, but no completed sale is established in the supplied material. LUKOIL Neftochim Burgas therefore remains an active and strategically significant refinery whose future depends on crude sourcing, regulatory policy, ownership decisions and continued modernization.
History
The Burgas refinery began operations in 1964 as part of Bulgaria’s industrial and petroleum infrastructure. Its location on the Black Sea enabled the import of crude by tanker and supported the development of associated storage, pipeline and processing facilities. Over time the site expanded beyond basic fuel production into petrochemicals and polymers, becoming a central supplier to the Bulgarian market and an important industrial employer. The refinery joined the LUKOIL Group in 1999. Under LUKOIL ownership it underwent improvements and developed an indicated crude-processing capacity of roughly 7 million tonnes annually. The integrated complex has produced gasoline, diesel, jet fuel, fuel oil, liquefied petroleum gas, bitumen, sulfur and polypropylene. It also became substantially self-sufficient in electricity, with the site reported to have operated on internally produced power since 23 May 2000. The refinery’s marine supply chain was tied to the Burgas-Rosenets oil terminal. In 2011 LUKOIL received a 35-year concession to operate the terminal, reinforcing its role in importing crude and handling petroleum logistics. This arrangement later became a focus of Bulgarian political and regulatory scrutiny because of LUKOIL’s position in storage, terminal operations and pipeline access. In November 2021 the Bulgarian Competition Commission accused LUKOIL’s local operations of abusing market dominance. The allegations concerned the company’s logistics and storage position and claims that it had restricted access for other market participants. LUKOIL disputed the accusations. The refinery subsequently became a focal point of Europe’s response to Russia’s invasion of Ukraine because it depended heavily on Russian Urals crude. In 2022 Bulgaria obtained a temporary exemption from restrictions affecting Russian crude imports. The exemption allowed the refinery to continue operating with Russian feedstock but imposed limits concerning the movement of crude and refined products. The arrangement generated continuing controversy after reports that processed petroleum was exported or transferred through maritime arrangements despite the restrictions. The refinery was also reported to have said that it could operate only with the Russian Urals grade without substantial reconfiguration. During 2023 Bulgarian authorities intensified pressure on the company. LUKOIL Bulgaria and LUKOIL Neftochim Burgas were reported to have received a BGN 195 million competition fine. Bulgaria ended LUKOIL’s concession at the Burgas-Rosenets terminal on 15 August and took operational control. In October the government imposed a 60% tax rate on the refinery owner, presenting the measure as an incentive for a change of ownership. Taxation, alleged tax avoidance and financial practices became recurring subjects in public debate, although the supplied reference material does not provide a complete judicial resolution of those matters. In December 2023 Bulgaria announced that exports of Russian processed oil would cease from 1 January 2024 and that Russian crude imports would end from 1 March 2024. Public reporting indicated that adapting the refinery to lighter and more varied crude could require investment of approximately EUR 500 million, but that figure is a reported estimate rather than a confirmed company financial disclosure. Potential buyers, including SOCAR and American investors, were mentioned. By January 2024, deliveries were reported as being planned from Kazakhstan, Iraq and Tunisia. The refinery’s long-term direction consequently became linked to crude diversification, technical investment, ownership uncertainty and Bulgaria’s energy-security policy.
- 2024
Planned shift away from Russian crude
[1]The refinery prepares to source crude from countries including Kazakhstan, Iraq and Tunisia as Bulgaria moves to end Russian crude imports.
- 2023
Terminal concession terminated
[1]Bulgaria ends LUKOIL’s concession at Burgas-Rosenets and assumes operational control.
- 2023
Higher refinery-owner tax rate
[1]Bulgaria introduces a 60% tax rate for the refinery owner and signals more favorable treatment for a new owner.
- 2022
Temporary Russian-crude exemption
[1]Bulgaria obtains an exemption allowing the refinery to continue importing Russian crude under specified conditions.
- 2021
Competition investigation
[1]Bulgaria’s competition authority accuses the local LUKOIL business of abusing market dominance.
- 2011
Receives Burgas-Rosenets terminal concession
[1]LUKOIL receives a 35-year concession to operate the nearby Burgas-Rosenets oil terminal.
- 2000
Begins operating on self-produced electricity
[1]The site is reported to have operated entirely on electricity generated within the refinery since 23 May 2000.
- 1999
Joins the LUKOIL Group
[1]The refinery becomes part of the LUKOIL Group.
- 1964
Refinery begins operations
[1]The Burgas refinery becomes operational and begins contributing to Bulgaria’s petroleum-processing infrastructure.
Products and positioning
A large integrated refinery and petrochemical supplier serving Bulgaria and the wider Balkan region, with strategic importance in domestic fuel production and petroleum logistics.
Fuels
Motor gasoline
The refinery produces several gasoline grades, including A-95 and A-98 meeting EN 228 Euro-5 specifications. A-92 gasoline is identified for export outside the European Union, while low-octane gasoline is also listed among the facility’s outputs.
Fuels
Diesel fuel
Diesel production includes fuel meeting EN 590 Euro-5 requirements, both without a bio component and with a B4 bio component. Diesel and related gas-oil products are central to the refinery’s role as a Bulgarian transport-fuel supplier.
Aviation fuel
Jet fuel A-1
Jet fuel A-1 is among the refinery’s listed petroleum products. It serves aviation-fuel markets and forms part of the complex’s broader portfolio of transport fuels.
Industrial fuels
Fuel oil and gas oil
The facility produces fuel oil and low-sulfur gas oil for industrial and energy-related applications. These products complement its higher-volume gasoline and diesel output.
Refinery by-products
Bitumen and vacuum residue
Bitumen and vacuum residue are heavier refinery products used in infrastructure, industrial processing and other downstream applications.
Liquefied petroleum gas
Propane-butane
Propane-butane produced to EN 589 specifications is part of the refinery’s liquefied petroleum gas portfolio.
Petrochemicals
Process sulfur
Sulfur is recovered during refining and supplied in palletized and lump forms for industrial use.
Polymers
Polypropylene
Polypropylene extends the complex beyond fuels into polymer production. It is used as an industrial material in packaging, consumer goods, components and other manufacturing applications.
Controversies
2023
Competition-law fine
LUKOIL Bulgaria and LUKOIL Neftochim Burgas were reported to have been fined BGN 195 million for abuse of a dominant position under Bulgarian and European competition law.
2023
Tax and financial-practice scrutiny
The refinery was reported to face investigations and political scrutiny concerning taxation, profit transfers and possible financial manipulation. The supplied material does not establish a final judicial outcome.
2023
Disputed exports under Russian-oil exemption
Reports described exports and ship-to-ship transfers of processed oil during the period when Bulgaria’s exemption imposed restrictions on Russian crude and refined-product movements. The issue became part of the wider controversy over compliance and enforcement.
2021
Alleged abuse of dominant market position
Bulgaria’s competition authority accused LUKOIL’s local operations of restricting or disadvantaging other companies’ access to storage, terminals and oil-import infrastructure. LUKOIL disputed the allegations.
Brand decisions
2023
End the Burgas-Rosenets operating concessionStrategyBackground
The terminal concession was politically controversial because it connected LUKOIL to a strategically important crude-import route.
Action taken
Bulgaria terminated the concession on 15 August 2023 and took operational control of the terminal.
Aftermath
The change reduced LUKOIL’s direct control over the refinery’s maritime logistics and became part of a broader effort to reduce Russian influence over Bulgarian energy infrastructure.
2023
Prepare for crude-feedstock diversificationStrategyBackground
Bulgaria announced that Russian crude imports would end on 1 March 2024, while public reporting indicated that the refinery’s configuration was particularly suited to Urals crude.
Action taken
The refinery began planning alternative supplies and was reported to be considering crude from Kazakhstan, Iraq and Tunisia. Reconfiguration investment was estimated in public reporting at approximately EUR 500 million.
Aftermath
The shift created technical, logistical and cost pressures while making feedstock flexibility central to the refinery’s future.
Reported reconfiguration investment requirement. Approximately EUR 500 million (Reported in December 2023 in connection with the planned 2024 crude transition)
2023
Consideration of potential refinery saleM&ABackground
Bulgaria’s tax and energy policy increased pressure on LUKOIL to reconsider ownership of the refinery.
Action taken
Potential investors, including SOCAR and American investors, were reported to have expressed interest in acquiring the asset.
Aftermath
No completed acquisition is established in the supplied material, so ownership remains attributed to LUKOIL.
2022
Continue operating under a Russian-crude exemptionStrategyBackground
European sanctions and related restrictions created uncertainty for a refinery historically dependent on Russian Urals crude.
Action taken
Bulgaria obtained a temporary exemption allowing the refinery to import Russian crude subject to stated limitations.
Aftermath
The arrangement preserved near-term refinery operations but intensified scrutiny of exports, market power and Bulgaria’s dependence on Russian feedstock.
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