UK non-commodity charge · Settlement and smart metering · Electricity
RC-RC (residual cashflow reallocation)
Latest published rate, who sets it, and where it is forecast to go.
What RC-RC (residual cashflow reallocation) is, who sets the rate, what the revenue funds and where it is heading. Rates come from the Purely Energy non-commodity cost data hub; forecasts are our own.
RC-RC (residual cashflow reallocation): what it is, who charges it, and what it pays for
What it is
The RC-RC (residual cashflow reallocation) charge in plain English
Residual Cashflow Reallocation Cashflow: for every half hour Elexon sums the energy imbalance charges collected and redistributes (or collects) the residual across trading parties in proportion to their metered energy. It can be a credit or a debit and is not a published tariff; the small pence-per-kWh figure some suppliers show is their own allowance.
Introduced 2001 (NETA/BSC).
Who charges it
The body that sets the rate
Elexon
Unit
p/kWh
Applies to
All electricity supplies
What it pays for
Where the revenue ends up
Settlement reconciliation (ensures the books balance)
Published rate history
| Financial year | Rate | Year on year | Source |
|---|---|---|---|
| 2020/21 | 0.00050p/kWh | - | Published |
| 2021/22 | -0.00020p/kWh | -140.0% | Published |
| 2022/23 | 0.00080p/kWh | -500.0% | Published |
| 2023/24 | 0.00030p/kWh | -62.5% | Published |
| 2024/25 | 0.00040p/kWh | +33.3% | Published |
| 2025/26 | 0.00030p/kWh | -25.0% | Published |
Forecast trajectory
Forecasts from our non-commodity cost model. P10, P50 and P90 are the 10th, 50th and 90th percentile outcomes; P50 is the central estimate.
| Year | P10 | P50 | P90 | Confidence | Rationale |
|---|---|---|---|---|---|
| 2026 | - | 0.00030 | - | - | |
| 2026-27 | 0.00020 | 0.00040 | 0.00060 | med | Renewable penetration increase drives settlement residuals within historical volatility |
| 2027 | - | 0.00030 | - | - | |
| 2027-28 | 0.00030 | 0.00050 | 0.00080 | med | Distributed generation growth increases settlement complexity and residual cashflows |
| 2028 | - | 0.00030 | - | - | |
| 2028-29 | 0.00030 | 0.00050 | 0.00070 | med | Settlement improvements offset volatility impacts, participant base expansion distributes costs |
| 2029 | - | 0.00030 | - | - | |
| 2029-30 | 0.00020 | 0.00040 | 0.00060 | med | Enhanced settlement accuracy measures reduce residuals, market maturity decreases forecast errors |
| 2030 | - | 0.00030 | - | - | |
| 2030-31 | 0.00010 | 0.00030 | 0.00080 | low | Pre-market reform uncertainty, settlement improvements continue reducing residuals |
| 2031 | - | 0.00031 | - | - | |
| 2031-32 | 0 | 0.00020 | 0.00080 | low | Market reform uncertainty, current BSC arrangements may not continue post-2030 |
| 2032 | - | 0.00031 | - | - | |
| 2032-33 | 0 | 0.00020 | 0.00080 | low | Fundamental uncertainty about settlement cost allocation under market reform |
| 2033 | - | 0.00032 | - | - | |
| 2033-34 | 0 | 0.00030 | 0.00100 | low | Placeholder assuming transitional effects stabilise, depends on regulatory decisions |
| 2034 | - | 0.00032 | - | - | |
| 2034-35 | 0 | 0.00040 | 0.00100 | low | Historical average assumption, REMA could eliminate or restructure RC-RC entirely |
RC-RC (residual cashflow reallocation) FAQs
What is the RC-RC (residual cashflow reallocation) charge?
Residual Cashflow Reallocation Cashflow: for every half hour Elexon sums the energy imbalance charges collected and redistributes (or collects) the residual across trading parties in proportion to their metered energy. It can be a credit or a debit and is not a published tariff; the small pence-per-kWh figure some suppliers show is their own allowance.
Who sets the RC-RC (residual cashflow reallocation) rate?
The RC-RC (residual cashflow reallocation) rate is set by Elexon.
What does RC-RC (residual cashflow reallocation) pay for?
RC-RC (residual cashflow reallocation) revenue supports Settlement reconciliation (ensures the books balance).
What is the latest published RC-RC (residual cashflow reallocation) rate?
For 2025/26, the published RC-RC (residual cashflow reallocation) rate is 0.00030 p/kWh.
What is the RC-RC (residual cashflow reallocation) forecast?
Our latest forecast for 2026-27 is 0.00040 p/kWh (med confidence). Renewable penetration increase drives settlement residuals within historical volatility
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Rate data from the Purely Energy non-commodity cost data hub (dh.purelyenergy.co.uk). Published rates come from statutory publications by the body listed above; forecasts are modelled from published guidance and market trends, so treat P50 as a central estimate and use P10/P90 for sensitivity. Primary source