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Home India Ministry of Power Notifications GRID STABILITY AND ENERGY STORAGE... (Official PDF)
Date: 27th July 2026 Category: Press Release Jurisdiction: India, Central Government

GRID STABILITY AND ENERGY STORAGE - 27th July 2026 - Ministry of Power - Gazette Notification PDF

Issued by Ministry of Power

Read or download the official PDF of this gazette notification issued by the Ministry of Power on 27th July 2026. Classified under Press Release.

Executive Summary & Key Takeaways

Executive Summary This report outlines the Ministry of Power’s comprehensive framework to enhance grid stability through Energy Storage Systems (ESS), targeting a combined battery and pumped storage capacity of approximately 74 GW by 2031-32. The government has implemented various regulatory, financial, and market-based measures, including ISTS charge waivers and a ₹18,100 crore PLI scheme, to facilitate an estimated investment of ₹4.78 lakh crore. Key action items include the mandatory transition of diesel generator users to cleaner storage solutions and the adoption of safety standards notified through March 2026.

Key Points / Main Content

Policy and Regulatory Framework

  • Legal Recognition: The Electricity Rules were amended in December 2022 to recognize ESS as an integral part of the power system across generation, transmission, and distribution.
  • Infrastructure Status: ESS is included in the Harmonised Master List of Infrastructure, allowing developers to access long-tenure and low-cost financing.
  • Planning and Safety: Guidelines now require State utilities to include ESS in Resource Adequacy Plans. Furthermore, CEA regulations (2025–2026) specify mandatory safety and construction standards for BESS.

Market Development and Financial Incentives

  • ISTS Waivers: A 100% waiver of Inter-State Transmission System (ISTS) charges applies to BESS commissioned by June 2025 and PSP projects awarded by June 2028.
  • Financial Support: The government provides Viability Gap Funding (VGF) for 43.8 GWh of BESS capacity and dedicated infrastructure support for hydro PSP projects (up to ₹1.0 crore per MW).
  • Market Participation: ESS can now provide ancillary services for grid balancing and participate in the High-Price Day-Ahead Market to respond to peak price signals.
  • Bidding Transparency: Tariff-Based Competitive Bidding (TBCB) guidelines have been established to streamline large-scale storage procurement.

Supply-Side and Manufacturing Initiatives

  • PLI Scheme: A ₹18,100 crore outlay for Advanced Chemistry Cell (ACC) manufacturing targets 50 GWh of capacity, with 10 GWh specifically earmarked for grid-scale stationary storage.
  • Operational Flexibility: Separate grid connectivity is permitted during non-solar hours, and closed-loop off-stream PSP projects are exempt from CEA concurrence requirements.
  • Co-location Standards: The CEA recommends that solar projects co-locate storage capacity of at least 10% of installed solar capacity for a minimum of two hours.

Impact Analysis

State Utilities

  • Impact: Must now account for energy storage as a primary resource for system reliability and peak demand management.
  • Action Required: Prepare and implement Resource Adequacy Plans that incorporate ESS.

Industrial and Commercial Consumers

  • Impact: Those using diesel generator sets are legally mandated to shift to cleaner backup solutions.
  • Action Required: Transition to energy storage or other clean solutions within timelines specified by respective State Commissions; explore new business models as consumers are now permitted to own or lease ESS.

Energy Storage and Renewable Energy Developers

  • Impact: Increased project viability through ISTS waivers, VGF, and the ability to offer ancillary services.
  • Action Required: Ensure all BESS installations comply with CEA Safety and Construction Regulations (2025/2026) and consider the 10% co-location advisory for solar projects.

Advanced Chemistry Cell (ACC) Manufacturers

  • Impact: Significant financial incentives available for establishing domestic manufacturing units.
  • Action Required: Apply for support under the Production-Linked Incentive (PLI) scheme to establish the earmarked 10 GWh grid-scale storage capacity.

Key Entities Referenced

National Framework for Promotion of Energy Storage Systems: A comprehensive roadmap issued in 2023 for the deployment, market integration, and regulatory facilitation of various storage technologies. Electricity Rules: The primary regulatory framework amended to recognize Energy Storage Systems (ESS) as an integral part of the power system and to enable new ownership and business models. National Electricity Plan (Generation): A strategic gazette notification defining the projected capacity requirements and investment targets for BESS and Pumped Storage Plants through 2031-32. Production-Linked Incentive (PLI) Scheme for Advanced Chemistry Cell: A ₹18,100 crore manufacturing initiative aimed at establishing 50 GWh of battery capacity, with 10 GWh specifically earmarked for grid-scale stationary storage. Viability Gap Funding: A financial support mechanism provided by the government to facilitate the development of 43.8 GWh of Battery Energy Storage System (BESS) capacity.
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Ministry of Power GRID STABILITY AND ENERGY STORAGE प्रव तथ: 27 JUL 2026 5:37PM by PIB Delhi As per the National Electricity Plan (Generation) Gazette notified in May, 2023, the projected Battery Energy Storage System (BESS) installed capacity requirement by the year 2026-27 and 2031-32 are 8.68Giga Watt (GW) / 34 Giga Watt hour (GWh) and 47.24GW /236 GWh respectively with an estimated investment of about Rs 3.49 lakh Crores by 2031-32. The projected Pumped Storage Plant (PSP) installed capacity requirement by the year 2026-27 and 2031- 32 are 7.45 GW / 47 GWh and 26.69 GW/ 175 GWh respectively with anestimated investment of about Rs 1.29 lakh Crores by 2031-32. NITI Aayog in its Report titled Sectoral Insights: Power (Vol. 7) released in February, 2026, has mentioned that Energy storage is going to emerge a critical requirement for managing the variability associated with RE integration. The Government has already undertaken a series of coordinated policy, regulatory, demand-side, and supply-side measures to promote the development and deployment of Energy Storage Systems (ESS), including BESS. The details of these measures are provided below. I. Policy and Regulatory Measures 1. The Electricity Rules were amended in December 2022 to explicitly recognize Energy Storage Systems (ESS) as an integral part of the power system, enabling their participation across generation, transmission and distribution functions. 2. In October 2022, ESS were included in the Harmonised Master List of Infrastructure of the Ministry of Finance, facilitating access to long-tenure and lower-cost financing. 3. In June 2023, the Government issued Guidelines for Preparation of Resource Adequacy Plans by State utilities, under which energy storage has been incorporated as a key planning resource for meeting peak demand and ensuring system reliability. 4. A National Framework for Promotion of Energy Storage Systems was issued in September 2023, providing a comprehensive roadmap for deployment, market integration and regulatory facilitation of storage technologies. 5.CEA (Measures Relating to Safety and Electric Supply) (First Amendment) Regulations, 2025 has been notified on 30.03.2026, which includes the safety requirements for BESS.6.CEA’s (Technical Standards for Construction of Electrical Plants and Electric Lines) Amendment Regulations, 2026 has been notified to specify the construction standards for BESS II. Demand-Side Enablers and Market Development Measures 7. ISTS Charges Waiver: 100% waiver for BESS projects commissioned by June 2025 with 25% annual reduction in waiver thereafter and Hydro Pumped Storage Projects (PSP) projects wherein construction work is awarded by June 2028. For Co-located Battery Energy Storage Systems (BESS) projects, 100% ISTS charges waiver has been extended for the projects commissioned upto June 2028. For Co-located PSP projects, 100% ISTS charges waiver has been extended for the projects for which construction work is awarded by June 2028. 8. In January 2022, CERC allowed storage-based resources to provide ancillary services, including secondary and tertiary reserves, enabling ESS to support real-time grid balancing alongside conventional generators. 9. Tariff-Based Competitive Bidding (TBCB) Guidelines for procurement of BESS and PSPs are notified creating a transparent mechanism for large-scale storage procurement. 10. Under the Electricity (Rights of Consumers) Rules, 2020, amended in December 2022, consumers using diesel generator sets have been mandated to shift to cleaner backup solutions, including energy storage, within timelines specified by State Commissions. 11. Electricity supplied from BESS has been allowed to participate in the High-Price Day-Ahead Market, launched in March 2023, enabling storage to respond to peak price signals similar to gas-based generation. 12. Viability Gap Funding is provided for development of 43.8 GWh BESS capacity. 13. Closed loop off-stream PSP projects have been exempted from the requirement of concurrence by the Central Electricity Authority. III. Supply-Side and Manufacturing-Focused Measures 14. The Ministry of Heavy Industries is implementing a Production-Linked Incentive (PLI) Scheme with an outlay of Rs 18,100 crore for establishing 50 GWh of Advanced Chemistry Cell manufacturing capacity, of which 10 GWh is earmarked for grid-scale stationary storage. 15. Enabling Infrastructure Support of ₹1.0 crore per MW for hydro PSP projects up to 200 MW has been provided. For projects exceeding 200 MW, support is provided at ₹200 crore plus ₹0.75 crore per MW.16. CERC has allowed separate grid connectivity during non-solar hours, enabling additional renewable capacity at existing substations and facilitating storage-based shifting of power to evening and night hours. 17. Through amendment of the Electricity Rules in September 2025, energy storage systems have been permitted to be developed, owned, leased or operated by consumers, expanding the range of ownership and business models. 18. In February 2025, CEA issued an advisory on co-location of ESS with solar power projects, recommending storage capacity of at least 10% of installed solar capacity for a minimum duration of two hours, to improve dispatchability of solar power. This information was given by The Minister of State in the Ministry of Power, Shri Shripad Naik, in a written reply in the Rajya Sabha today. **** NR/MD (रलीज़ आईडी: 2290015) आगंतुक पटल : 1581 इस वज्ञ को इन भाषाओ ंम पढ़: Urdu , ही

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