R- OPT-OUT Residential Service Opt Out Rate
Town of Concord, Massachusetts (Utility Company) · Tiered · filed 2026
What this tariff charges
| Fixed charge | $20.00 per month |
|---|---|
| Structure | Tiered |
| Filed | 2026-04-01 |
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.
Energy charge
| Tier | Up to | Base | Adjustment | Charged $/kWh |
|---|---|---|---|---|
| 1 | 657.0 kWh | 0.21017 | 0.00000 | 0.21017 |
| 2 | 835.0 kWh | 0.22326 | 0.00000 | 0.22326 |
| 3 | no limit | 0.24843 | 0.00000 | 0.24843 |
What it costs at different usage levels
| kWh per month | Annual total | Effective $/kWh |
|---|---|---|
| 500 | $1,501.02 | $0.2502 |
| 1000 | $2,865.76 | $0.2388 |
| 2000 | $5,846.92 | $0.2436 |
Effective rate includes the fixed charge, which is why it falls as usage rises.
Rooftop solar on this tariff
A 7 kW system costing $21,000 before incentives would save $1,158 a year on this tariff, paying back in 18 years. No federal tax credit is included: Section 25D ended on December 31, 2025.
no sell rate filed and this utility reports no residential net metering - exports credited at zero. Compare across this state →
The utility's own description
This rate schedule is applicable to all electric service required by the Customer exclusively for domestic purposes for individual (single family) private residences, condominium units, condominium common area facilities and individually metered apartment units. This rate schedule is not applicable to businesses, licensed boarding or rooming houses, educational institutions or facilities, apartment houses including the common facility requirements, or the common facility requirements of residences also used for business purposes, evidenced by any form of advertising, which will be served under the appropriate general service rate schedule
URDB rate id 69cfdaec173c317eba0bc3ea · utility source document · all Town of Concord, Massachusetts (Utility Company) tariffs