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Greece: 12 GW+ of merchant batteries wait for the green light as curtailments escalate
Investors have submitted applications for 12.15 GW of utility-scale, standalone merchant battery storage projects in Greece, far exceeding the 4.7 GW the country plans to approve. But with wrestling over financing and key policy details still unresolved, the path to construction remains unclear.
Australia’s big batteries become controversial: Trina Solar withdraws application as state governments intervene
The state of Queensland’s large battery projects approval mechanisms are under scrutiny after Trina Solar withdrew its 200 MW / 800 MWh Pleystowe battery energy storage system (BESS) project, while state ministers stepped into two other contested projects proposed by Potentia Energy and Iberdrola.
Mar 16, 2026
Ukraine prioritizes solar-plus-storage in renewables auctions
Newly-implemented rules governing Ukraine’s energy market introduce solar-plus-storage systems as a separate auction category, ease regulatory barriers governing standalone storage projects and establish processes for renewable energy facilities located in Ukraine’s occupied territories.
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US grid-scale storage leaps 63%, residential 132%
A report from the American Clean Power Association (ACP) and Wood Mackenzie indicates the utility-scale energy storage sector added 4.9 GW in the April-to-June quarter, representing 63% year-on-year growth, while residential storage increased by 608 MW.
Competition in Italy’s future MACSE auctions could be just as fierce as in the first
Aurora Energy Research's Maddalena Cerreto, tells pv magazine Italia that with permits granted for 40 GWh of battery energy storage systems (BESS) in Italy already, competition in the Mercato a termine degli stoccaggi (MACSE) auction program – which aims to secure 50 GWh by 2030 – is likely to be intense.
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Colombia drafts rules for 5 MW+ batteries
Colombia's Energy and Gas Regulatory Commission (CREG) has published a draft resolution establishing technical, commercial, and tariff conditions for battery energy storage systems (BESS) with a minimum capacity of 5 MW. The rules would also set a project guarantee requirement of developers equivalent to 20% of a project's estimated value, as calculated by the Mining-Energy Planning Unit (UPME).
German regulator drafts plan for energy storage systems to charge from the grid without losing subsidy
The Federal Network Agency has presented a draft proposal for the market integration of storage systems and electric vehicle (EV) charging points. Under the plan, battery storage systems and EVs would no longer have to be powered exclusively by renewable electricity to benefit from Erneuerbare-Energien-Gesetz (EEG) subsidies.
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German state of Bavaria wants to end ‘wild growth’ of battery storage
Bavarian Minister-President Markus Söder, and Economics Minister Hubert Aiwanger, believe grid capacity for gas-fired power plants, industry, and data centers is being blocked by requests to connect battery energy storage systems (BESS). Federal council the Bundesrat will consider a Bavarian proposal to accelerate grid expansion at its next meeting.
Italian lender: Banks will tolerate 10% merchant operation of MACSE-tendered batteries
The opening session of the Italia Solare conference on finance and bankability for solar and battery energy storage systems (BESS) considered how the Mercato a termine degli stoccaggi (MACSE) auction could shape the Italian storage market. Elemens Partner Salvatore Casa predicted auction-set storage payments could be 'very far' below the €32,000 ($38,000)/MWh cap initially suggested.
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