Battery Energy Storage System (BESS) - Grid Arbitrage Revenue
Recording revenue generated by a battery storage system discharging (selling) electricity back to the grid during peak pricing hours.
| Account Name | Type | Debit ($) | Credit ($) |
|---|---|---|---|
| Accounts Receivable - ISO/Utility | Asset (+) | 35,000.00 | - |
| Revenue - Energy Arbitrage | Revenue (+) | - | 35,000.00 |
💡 Accountant's Note
BESS facilities buy power when it is cheap and sell it when it is expensive. The sale of discharged power is recognized as revenue under IFRS 15 based on the MWh delivered to the grid.
Practitioner & Systems Framework
💻 ERP Architecture
Revenue is usually recorded net of 'charging costs' (Cost of Sales) in management reporting, though gross presentation is required for statutory accounts.
⚠️ Audit Flags
Reconciliation of the Independent System Operator (ISO) settlement statements to the physical meter data (discharge MWh).
📄 Required Documentation
ISO settlement statements, meter data, nodal pricing historical data.
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