Cabinet approves Green Energy Corridor Phase-III with 50 GWh battery storage; outlay ₹1,86,405 crore
On 30 September 2026 the Union Cabinet approved Green Energy Corridor Phase-III to strengthen intra-state transmission for evacuating up to 135 GW of renewable energy, plus 50 GWh of battery storage, with an outlay of ₹1,86,405 crore by FY 2032-33.
Summary
GEC-III will strengthen the Intra-State Transmission System (InSTS) of States/UTs to evacuate up to 135 GW of renewable power and deploy 50 GWh of Battery Energy Storage Systems (BESS) for grid flexibility. The total outlay is ₹1,86,405 crore (₹1,36,378 crore for InSTS and ₹50,000 crore for BESS), with Central Financial Support of ₹54,082 crore, to be set up by FY 2032-33. Greenfield works will use Tariff Based Competitive Bidding, State Transmission Utilities will implement it, and it supports the target of 900 GW non-fossil capacity by 2035.
Key facts
- Scheme
- Green Energy Corridor Phase-III (GEC-III)
- RE evacuation
- Up to 135 GW (intra-state)
- Battery storage
- 50 GWh BESS
- Total outlay
- ₹1,86,405 crore (InSTS ₹1,36,378 cr + BESS ₹50,000 cr)
- Central support
- ₹54,082 crore
- Target year
- FY 2032-33
- Implementing agency
- State Transmission Utilities; greenfield via TBCB (BOOM model)
- Linked goal
- 900 GW non-fossil capacity by 2035
Practice MCQs 4 questions
Green Energy Corridor Phase-III, approved by the Cabinet in September 2026, aims to enable evacuation of up to how much renewable energy through intra-state transmission?
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Correct answer: D — 135 GW
GEC-III will strengthen the Intra-State Transmission System to evacuate up to 135 GW of renewable energy.
How much Battery Energy Storage System (BESS) capacity is provided under Green Energy Corridor Phase-III?
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Correct answer: D — 50 GWh
The scheme provides for deployment of 50 GWh of BESS, with ₹50,000 crore earmarked for it.
What is the total outlay of Green Energy Corridor Phase-III approved on 30 September 2026?
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Correct answer: D — ₹1,86,405 crore
Total outlay is ₹1,86,405 crore (₹1,36,378 crore InSTS + ₹50,000 crore BESS); ₹54,082 crore is the Central Financial Support.
Consider the following statements about Green Energy Corridor Phase-III: 1. State Transmission Utilities will be the overall implementing agency. 2. The scheme is targeted to be set up by FY 2029-30. Which of the above is/are correct?
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Correct answer: A — 1 only
State Transmission Utilities are the overall implementing agency, but the scheme's target year is FY 2032-33, not 2029-30.