CIL issue Tender for (REOI) Complete EPC Package (Including Land and Connectivity) for ISTS-Connected Solar PV Projects with BESS – Aggregate 150 MW – EQ
Summary:
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## **Tender Summary – CIL EOI for Solar + BESS EPC (150 MW)**
**Organisation:** Coal India Limited (CIL), Ministry of Coal, GoI (Maharatna PSU)
**Document No.:** CIL/RE/EOI/SOLAR-150MW/2025
**Date of Issue:** 04.09.2025
**eTender ID:** 2025\_CILHQ\_343224\_1
**Issued by:** Solar Department, Coal Bhawan, Kolkata
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### **1. Objective & Context**
* CIL intends to develop **150 MW ISTS-connected Solar PV with co-located BESS**.
* Linked to **SECI ISTS-XXI tender** (1200 MW Solar PV + 600 MW/3600 MWh ESS, June 2025).
* EPC scope will be **back-to-back** with SECI’s RfS/PPA obligations.
* Goal: shortlist EPC partners with **land banks, CTU connectivity readiness, and execution capability**.
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### **2. Scope of EPC Work**
* **Turnkey EPC package**: design, engineering, supply, installation, civil works, commissioning & performance testing.
* **Includes:**
* Solar PV (Crystalline/Thin-film, ALMM compliant).
* **BESS sizing:** ≥0.5 MW/3 MWh per MW (to ensure 3 MWh/MW delivery during peak hours 6 PM–9 AM).
* Plant SCADA/WAMS/EMS, cybersecurity, protection, metering.
* Pooling substation + ISTS transmission up to delivery point (≥220 kV).
* Land acquisition/arrangement for **≥150 MW**.
* Securing CTU/ISTS connectivity (application, documentation, substation selection).
* **O\&M:** Comprehensive (PV + BESS + substation + transmission), performance guarantees, CUF compliance, penalties as per SECI PPA.
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### **3. Technical & Financial Requirements**
* **Land Bank:** EPCs must have/control sufficient contiguous land for ≥150 MW (with documentary proof).
* **Connectivity:** Evidence of planned CTU interconnection at ≥220 kV, with commissioning schedule.
* **Financials:** Provide audited turnover & net worth for last 3 years.
* **Cost Estimate:** EPC bidders to give itemized cost build-up (PV, BESS, substation, transmission, O\&M, IDC, GST, contingencies).
* Must account for **revised GST regime (post 56th GST Council, Sept 2025)** on RE equipment.
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### **4. Compliance Obligations**
* Strict **back-to-back compliance** with SECI RfS (ISTS-XXI):
* CUF band, peak-hour supply, metering, RLDC interface.
* No deviations allowed.
* **ALMM compliance:** Modules to be from MNRE’s ALMM-I & II list.
* **Anti-corruption & non-blacklisting undertaking** required.
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### **5. Submission Instructions**
* **Mode:** Online via CIL’s e-tender portal ([https://coalindiatenders.nic.in](https://coalindiatenders.nic.in)).
* **Language:** English; signed by authorized signatory with DSC.
* **Key Annexures:**
* Covering letter & general info.
* Land bank details.
* CTU/Connectivity plan.
* Financials (CA-certified).
* Cost estimates (with GST impact).
* Compliance with SECI RfS.
* Suggestions on draft EPC NIT.
* ALMM module supply plan.
* Project schedule & assumptions.
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### **6. Schedule**
* **Event dates:** As per portal (not fixed in document).
* **Evaluation:** Based on credentials, land & connectivity readiness, and alignment with SECI terms.
* **CIL’s Right:** May accept/reject any/all EOIs without reason or liability.
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### **7. Contact**
General Manager (E\&M)/Solar,
Coal India Limited, Coal Bhawan, Newtown, Kolkata – 700156
Email: [gmsolar.cil@coalindia.in](mailto:gmsolar.cil@coalindia.in)
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### **8. Outcome**
* This is an **Expression of Interest (EOI)** only – **no financial commitment yet**.
* CIL is **gathering inputs** to finalize a robust EPC NIT aligned with **SECI ISTS-XXI**.
* EPCs must demonstrate **land, connectivity, technical, and financial capability** for CIL’s participation as SPD in SECI bids.
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