E-29 Tier 1 SRP Electric Vehicle Price Plan - Residential Electric Vehicle Price Plan
Salt River Project · Time-of-use · filed 2026
$0.1328per kWh, all in
$1,593a year at 1,000 kWh/mo
$20.00fixed, before any usage
$0.1346utility's actual average
What this tariff charges
Fixed charge
$20.00 per month
Structure
Time-of-use
Filed
2026-01-01
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
0.07920
0.00000
0.07920
Period 1
Tier
Up to
Base
Adjustment
Charged $/kWh
1
no limit
0.09630
0.00000
0.09630
Period 2
Tier
Up to
Base
Adjustment
Charged $/kWh
1
no limit
0.10970
0.00000
0.10970
Period 3
Tier
Up to
Base
Adjustment
Charged $/kWh
1
no limit
0.07930
0.00000
0.07930
Period 4
Tier
Up to
Base
Adjustment
Charged $/kWh
1
no limit
0.09640
0.00000
0.09640
Period 5
Tier
Up to
Base
Adjustment
Charged $/kWh
1
no limit
0.21950
0.00000
0.21950
Period 6
Tier
Up to
Base
Adjustment
Charged $/kWh
1
no limit
0.07940
0.00000
0.07940
Period 7
Tier
Up to
Base
Adjustment
Charged $/kWh
1
no limit
0.09650
0.00000
0.09650
Period 8
Tier
Up to
Base
Adjustment
Charged $/kWh
1
no limit
0.26040
0.00000
0.26040
What it costs at different usage levels
kWh per month
Annual total
Effective $/kWh
500
$916.51
$0.1527
1000
$1,593.02
$0.1328
2000
$2,946.05
$0.1227
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 →
Rooftop solar on this tariff
A 7 kW system costing $21,000 before incentives would save
between $607 and $1,353
a year on this tariff, paying back in
16–35 years
.
No federal tax credit is included: Section 25D ended on December 31, 2025.
no sell rate filed, but this utility reports residential net metering - the range spans no export credit to full retail netting.
Compare across this state →
The utility's own description
The E-29 Price Plan is frozen from new participation as of the November 2025 billing cycle and will be eliminated as of the November 2029 billing cycle or, if administrative capability allows, an earlier billing cycle designated by SRP. Any customer remaining on this price plan as of the date it is eliminated will be moved to the E-28 Price Plan. 1) Tier 1: Applies to a single unit in a multiple family house, an apartment unit, a condominium unit, a townhouse, or a patio home, with service of 0-225 amps. 2) Tier 2: Applies to any dwelling type to which Tier 1 is not applicable, with service of 0-225 amps. 3) Tier 3: Applies to any residence with service of more than 225 amps. Participation in the E-29 Price Plan is subject to meter equipment availability and the presence of required smart meter proprietary communications in the neighborhood, and other conditions as may be determined in SRP's sole discretion. Customers must have a qualified Battery Electric Vehicle (BEV) or Plug-in Hybrid Electric Vehicle (PHEV), as determined in SRP's sole discretion. No more than 10,000 customers may concurrently participate on this experimental price plan.