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O2 Power commissions 400 MW ISTS solar project in Rajasthan

India, News

O2 Power Private Limited has commissioned a 400 MW Inter-State Transmission System (ISTS)-connected solar photovoltaic (PV) power project in Jaisalmer, Rajasthan. The project was officially completed on July 10, 2025. The project was awarded under NTPC’s solar tender floated in February 2020 for developing 1,200 MW of ISTS-connected solar PV projects across India. O2 Power secured the 400 MW capacity in October 2022 at a tariff of Rs 2.43 per kWh through a competitive bidding…

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Power Ministry amends ISTS rules to delegate approval powers

India, News

The Ministry of Power has notified the Electricity (Transmission System Planning, Development and Recovery of Inter-State Transmission Charges) Amendment Rules, 2025, introducing a key change to the rules first issued in 2021. The amendment inserts a new proviso in Rule 3(5), allowing the Central Government to delegate its powers to the National Committee on Transmission (NCT) and the Central Transmission Utility (CTU) for approving Inter-State Transmission System (ISTS) projects.  This delegation is conditional and subject…

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EPTA seeks relaxed ISTS waiver phase-out for ongoing RE projects

India, News

The Electric Power Transmission Association (EPTA) has asked the government to ease the planned phase-out of the interstate transmission system (ISTS) waiver, set to begin on July 1, 2025. EPTA warned that the proposed 25% yearly withdrawal could disrupt projects and raise costs for commercial and industrial (C&I) consumers. It suggested a slower 10% annual phase-out and a milestone-based relief for delayed but advanced projects. The association requested a 6–9 month extension for projects that…

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Siemens Energy India lists on stock exchanges

India, News

Siemens Energy India Ltd (SEIL) was officially listed on BSE Ltd and the National Stock Exchange of India Ltd on June 19, 2025, completing the demerger of Siemens Ltd’s energy business.  With this listing, SEIL begins operating as an independent entity with a focus on transparency, agility, and strategic alignment to India’s fast-evolving energy sector. SEIL employs over 4,200 professionals and operates ten manufacturing units and eleven regional offices across India. SEIL also serves neighbouring…

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ISTS charges for hydro and battery storage projects waived till 2028

India, News

The Ministry of Power (MoP) has announced a full waiver of Inter-State Transmission System (ISTS) charges for Hydro Pumped Storage Projects (PSP) and Battery Energy Storage Systems (BESS), under specific conditions. According to the order issued on June 10, 2025, the waiver will apply to Hydro PSP projects awarded for construction on or before June 30, 2028. The same benefit is extended to co-located BESS projects commissioned by that date, provided the stored power is…

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Six firms win bids for 1,200 MW ISTS solar and storage projects

India, News

On May 9, 2025, six firms secured bids to develop 1,200 MW of Inter-State Transmission System (ISTS)-connected solar power projects along with 600 MW/2,400 MWh energy storage systems (ESS) anywhere in India. The tender was issued by SJVN in August 2024 under a build-own-operate (BOO) model. The winners and their awarded capacities are: SAEL Industries Limited: 150 MW solar + 75 MW/300 MWh ESS at Rs 3.32/kWh Sembcorp Green Infra Private Limited (SEIL subsidiary): 150…

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CESC signs PPA for 300 MW ISTS-connected hybrid project

India, News

CESC Limited has signed a 25-year power purchase agreement (PPA) with Bhojraj Renewables Energy Private Limited on April 28, 2025. Bhojraj Renewables is a subsidiary of Purvah Green Power Private Limited, which is wholly owned by CESC. The agreement covers the development of 300 MW Inter-State Transmission System (ISTS)-connected wind-solar hybrid power projects across India. The project includes 300 MW wind and 150 MW solar capacity, designed to supply hybrid power to CESC on a…

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Waaree Renewable Technologies lists on NSE

India, News

Waaree Renewable Technologies Limited (WRTL) has been officially listed on the National Stock Exchange of India (NSE), marking a key milestone for the company. The NSE listing is expected to strengthen Waaree’s market presence, improve investor engagement, and support access to capital for future expansion. WRTL plans to scale its solar capacity, explore hybrid energy solutions, and expand its footprint in both Indian and global markets. A subsidiary of Waaree Energies Limited, WRTL benefits from…

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UK shortlists 27 projects under second hydrogen allocation round

Global, News

The UK government has shortlisted 27 hydrogen-powered projects in its second Hydrogen Allocation Round (HAR2) to scale low-carbon hydrogen production. These projects are expected to play a key role in decarbonising industries like ammonia production, clean power, glass and brick manufacturing, and sustainable aviation fuel. Together, the selected projects could help attract over €1 billion (around £850 million) in private sector investment by 2029. The sector has already drawn €400 million, or about £340 million,…

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Power ministry relaxes location norms for load-serving substations under ISTS

India, News

The power ministry has relaxed siting norms for load-serving substations under interstate transmission system (ISTS) schemes built through the tariff-based competitive bidding (TBCB) route. The revised norms apply to new substations—such as switching stations or HVDC terminals—developed by transmission service providers (TSPs). The change follows industry representations and is now reflected in the amended standard bidding documents (SBD), including the request for proposal (RfP) and transmission service agreement (TSA). Under the updated rule: Generation pooling…