RDS - Residential Single Family with Electric Space Heat Delivery Class
Commonwealth Edison Co · Time-of-use · filed 2025
$0.0667per kWh, all in
$800a year at 1,000 kWh/mo
$21.66fixed, before any usage
$0.1339utility's actual average
What this tariff charges
| Fixed charge | $21.66 per month |
|---|---|
| Structure | Time-of-use |
| Filed | 2025-01-01 |
Energy rates
The charged price is the base rate plus its adjustment. Adjustments carry fuel and rider costs and are frequently most of the bill, so a comparison built on the base rate alone is meaningless.
Period 0
| Tier | Up to | Base | Adjustment | Charged $/kWh |
|---|---|---|---|---|
| 1 | no limit | 0.03049 | 0.01452 | 0.04501 |
Period 1
| Tier | Up to | Base | Adjustment | Charged $/kWh |
|---|---|---|---|---|
| 1 | no limit | 0.03049 | 0.01452 | 0.04501 |
What it costs at different usage levels
| kWh per month | Annual total | Effective $/kWh |
|---|---|---|
| 500 | $529.98 | $0.0883 |
| 1000 | $800.04 | $0.0667 |
| 2000 | $1,340.16 | $0.0558 |
Effective rate includes the fixed charge, which is why it falls as usage rises. This is a time-of-use tariff, so the result also depends on when power is used; an average residential pattern is assumed. Details →
Commonwealth Edison Co offers a cheaper tariff at this usage.
RDS - Residential Multi Family With Electric Space Heat Delivery Class comes to
$722.88 a year against this one's
$800.04 — a difference of
$77.
Eligibility rules may apply; check with the utility.
The utility's own description
* Rate Information: https://www.comed.com/Documents/customer-service/rates-pricing/rates-information/current/PurchasedElectricityCharges.pdf and Rate has added to it: Distribution Facilities Charge + Illinois Electricity Distribution charge: https://www.comed.com/Documents/customer-service/rates-pricing/rates-information/current/Delivery_Service_Charges_InfoSheets.pdf *Adjustments = PJM service charge, Hourly Purchased Electricity Adjustment Factors, Purchased Electricity Adjustment Factors: https://www.comed.com/Documents/customer-service/rates-pricing/rates-information/current/PJMServicesChargesFixed.pdf and https://www.comed.com/Documents/customer-service/rates-pricing/rates-information/current/PEArecordforratebook.pdf * Fixed Monthly Charge: https://www.comed.com/Documents/customer-service/rates-pricing/rates-information/current/Delivery_Service_Charges_InfoSheets.pdf * Monthly Charge needs to be calculated with Incremental Distribution uncollectible cost factor (IDUF) supplemental to rate DSPP
URDB rate id 67a0ea69c3ca0bc89f0637bc · utility source document · all Commonwealth Edison Co tariffs