Power Price Derivative - Mark-to-Market on Unhedged Forward Power Sale
Recording the fair value change on a financial power derivative (power swap, CfD, or non-designated forward) not qualifying for NPNS, marked to current market prices at period-end.
| Account Name | Type | Debit ($) | Credit ($) |
|---|---|---|---|
| Power Derivative Asset / Liability (Fair Value Change) | Asset (+/-) | 12,500,000.00 | - |
| Unrealized Gain - Power Derivatives (Mark-to-Market) | Income (+) | - | 12,500,000.00 |
💡 Accountant's Note
Financial power derivatives (contracts for differences, virtual PPAs, power swaps, financial transmission rights) that don't qualify for NPNS are marked to fair value each period. The fair value is based on forward power prices at the relevant hub and delivery period. For merchant generators with large unhedged positions, mark-to-market changes can dominate the income statement — creating volatility that makes it difficult to assess underlying operational performance. Companies often present both GAAP results (including mark-to-market) and non-GAAP adjusted results (excluding mark-to-market).
Practitioner & Systems Framework
💻 ERP Architecture
Power derivative fair values are calculated using forward power price curves from ICE, CME, or broker quotes. For liquid hubs (PJM-West, Henry Hub, SP-15), Level 1 or Level 2 prices are available. For illiquid delivery points or long-dated contracts (beyond the liquid horizon), Level 3 valuation models are required. The fair value hierarchy disclosure (ASC 820) must classify all derivative positions.
⚠️ Audit Flags
Power derivative valuations are a high-risk audit area — particularly for Level 3 positions. Auditors use price testing procedures (independent price sources for each delivery point and period) and test the valuation model inputs. Credit valuation adjustments (CVA) for counterparty credit risk must be included. Large unrealized gains or losses require detailed substantive testing.
📄 Required Documentation
Derivative contract register, fair value calculation by contract (using forward price curves), price source documentation (ICE, CME, broker quotes), fair value hierarchy classification, credit valuation adjustment (CVA) calculation, sensitivity analysis for Level 3 inputs.
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