Petition with CERC (Procedure, Terms and Conditions for Grant of Transmission License and other related matters) Regulations under “Regulated Tariff Mechanism” RTM Mode

Summary

Key Highlights
Objective: Ensure that all grid users adhere to their schedules of drawal and injection of electricity, maintaining security and stability of the Bihar grid.
Applicability: All intra-state entities in Bihar, including distribution licensees, deemed licensees, and open access consumers (partial and full).
Scope: Applies to RE generating stations (≥5 MW export capacity), conventional generators, buyers, open access consumers, storage systems, and QCA-aggregated wind/solar.

Major Provisions

1. Definitions: Covers ACP, deviation, contract rate, reference rate, WS sellers, MSW sellers, buyers, QCA, storage systems, etc.
2. Adherence to Schedules: Entities must follow their scheduled injection/drawal strictly. SLDC responsible for monitoring.
3. Deviation Computation:

• General Sellers: Based on actual injection vs scheduled generation.
• WS Sellers (wind/solar): Based on available capacity.
• Buyers: Based on actual drawal vs scheduled drawal.

4. Normal Rate of Charges: Based on weighted ACP of Day Ahead & Real Time markets, plus ancillary services costs.
5. Charges for Deviation:

• Different rules for general sellers, RoR hydro, MSW plants, WS sellers, storage systems, and buyers.
• Frequency-linked settlement for conventional generators/buyers.
• Volume-limit linked settlement for RE generators (solar/wind).
• ESS treated separately with rules for charging/discharging.

6. Infirm Power & Start-up Power: Special settlement rules before COD and during trial runs.
7. Deviation Pool Account:

• Maintained by SLDC.
• Weekly accounting & settlements.
• Surplus funds to be used for grid reliability, training, and system studies.

8. Payment & Default:

• Settlement within 10 days; 0.04% daily surcharge for delay.
• LC requirement (110% of average weekly liability) for habitual defaulters.

9. Reactive Energy Management: Handled by SLDC per IEGC; temporary settlement via Deviation Pool until a separate reactive account exists.
10. Powers of Commission:

• Relaxation, amendment, interpretation, removal of difficulties.
• Repeals 2020 DSM Regulations.

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