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Electric Rates

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Notice to Applicants

Upon request of the Customer, either at the time of application or after, the Company will use its best efforts to assist the Customer in choosing an appropriate Rate. However, upon application for service or upon request for assistance, the Applicant or the Customer will elect the applicable Rate best suited to his requirements. The Company may assist in making this election, but will not be held responsible for notifying the Customer of the most favorable Rate and will not be required to refund the difference in charges under different Rates. The Customer is solely responsible for selecting the Rate the Customer believes is appropriate. If no Rate is selected; the Customer will be placed on the most common Rate for the class of service and the Company will not be liable to refund the difference in charges had the Customer been placed on different Rates.

F - Frozen, not available to new customers, including current customers who move.

No. PDF Description
101 RES-01 Residential Service (RES-01)
102 RES-01 TOU Residential Service Time-of-Use (RES-01 TOU)
103 CARES Customer Assistance Residential Energy Support (CARES)
104 CARES-MF Customer Assistance Residential Energy Support Low Income Medical Life Support Program
201 SGS-10 Small General Service (SGS-10)
202 SGS-10 TOU Small General Service Time-of-Use (SGS-10 TOU)
203 SGS-10 TOU-S Time-of-Use for Small General Service Schools (SGS-10 TOU-S)
204 LGS Large General Service (LGS)
205 LGS TOU Large General Service Time of Use (LGS TOU)
206 LGS-TOU-S Time of Use for Large General Service Schools (LGS-TOU-S)
301 LPS Large Power Service (LPS)
302 LPS-TOU Large Power Service Time-of-Use (LPS-TOU)
501 LTG Lighting Service
601 IPS Interruptible Power Service (IPS)
701 R-1 Rider-1 Purchased Power Fuel Adjustor Clause (PPFAC)
702 R-2 Rider-2 Demand Side Management
703 R-3 Rider-3 Market Cost of Comparable Conventional Generation (MCCCG) Calculation as Applicable to Rider-4 NM-PRS
704 R-4 Rider-4 Net Metering for Certain Partial Requirements Service (NM-PRS)
705 R-5 Rider-5 Electric Service Solar Rider (Bright Arizona Community Solar™)
706 R-6 Rider-6 Renewable Energy Standard and Tariff (REST) Surcharge REST-TS1 Renewable Energy Program Expense Recovery
707 R-7 Rider-7 Customer Self-Directed Renewable Energy Option REST-TS2 Renewable Energy Standard Tariff
708 R-8 Rider R-8 Lost Fixed Cost Recovery (LFCR)
801 Statement of Charges UNS Electric Statement of Charges
802 Bill Estimation Bill Estimation Methodologies
803 Curtailment Plan Guidelines for Electric Load Curtailment
804 QF-A Rates for Power and Energy Transactions With Qualifying Facilities That Receive Full Requirements 100 kW or Less (QF-A)
805 QF-B Rates for Power and Energy Transactions With Qualifying Facilities That Receive Partial Requirements 100 kW or Less (QF-B)
806 QF-C Rates for Power and Energy Transactions With Qualifying Facilities That Receive Optional Service Over 100 kW (QF-C)
No. PDF Description
900 Table of Contents Table of Contents
901 Section 1 Applicability of Rules and Regulations and Description of Service
902 Section 2 Definitions
903 Section 3 Establishment of Service
904 Section 4 Minimum Customer Information Requirements
905 Section 5 Master Metering
906 Section 6 Service Lines and Establishments
907 Section 7 Line Extensions
908 Section 8 Provision of Service
909 Section 9 Character of Service – Voltage, Frequency and Phase
910 Section 10 Meter Reading
911 Section 11 Billing and Collections
912 Section 12 Termination of Service
913 Section 13 Reconnection of Service
914 Section 14 Administrative and Hearing Requirements

Electric Rates Effective Prior to January 2014

Rate Title
UNS Electric Residential
CARES Customer Assistance Residential Energy Support
CARES-M Low Income Medical Life Support Program
RES-01 Residential Service
RES-01 TOU-A Residential Service Time-of-Use, Weekends Off-Peak
SGS-10 Small General Service
SGS-10 TOU Small General Service Time-of-Use
SGS 10 TOU S Time of Use for Small General Service Schools
LGS Large General Service
LGS-TOU-N Large General Service Time-of-Use
LGS TOU S Time of Use for Large General Service Schools
LPS Large Power Service
LPS-TOU Large Power Service Time-of-Use
IPS Interruptible Power Service
IPS-TOU Interruptible Power Service Time-of-Use
LTG Dusk-to-Dawn Lighting Service
PRS Partial Requirements Service – Non-Firm Power Purchase from Renewable Energy Resources and Qualifying Cogeneration Facilities
of 100 kW or Less Capacity
Rider-3 MCCCCG Market Cost of Comparable Conventional Generation (MCCCG) Calculation as Applicable to Rate Rider-4 NM-PRS
Rider-4 NM-PRS Net Metering for Certain Partial Requirements Service (NM-PRS)
Rider-5 Bright Arizona Community Solar
QF-A Rates for Power and Energy Transactions with Qualifying Facilities That Receive Full Requirements 100 kW or Less
QF-B Rates for Power and Energy Transactions with Qualifying Facilities That Receive Partial Requirements 100 kW or Less
QF-C Rates for Power and Energy Transactions with Qualifying Facilities That Receive Optional Service over 100 kW
UNS Electric GreenWatts
Bill Estimation-1 Bill Estimation Methodologies
UNS Electric Rules & Regulations
UNS Electric Normas y Reglamentos
UNS Electric Bill Term Detail