The DCA specifies the accounting procedures and rate setting adjustments necessary to assure the Utility neither over-recovers, nor under-recovers, the margin-per-customer amounts authorized in its most recent general rate case proceeding.
Graham County Utilities Acquisition
On December 3, 2021, Southwest Gas proposed to include customers of GCU in its cost of service and effective sales rates as part of its next general rate case filing. This was approved on January 10, 2023, and effective February 1, 2023.
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ARIZONA ENERGY EFFICIENCY AND RENEWABLE ENERGY RESOURCE TECHNOLOGY PORTFOLIO IMPLEMENTATION PLAN (DOCKET NO. G-01551A-23-0157)
On June 1, 2023, Southwest Gas filed an application with the Arizona Corporation Commission requesting approval of an Energy Efficiency and Renewable Energy Resource Technology Portfolio Implementation Plan for Program Years 2024-2025, which was designed in accordance with the Gas Utility Energy Efficiency Standards set forth in Sections R14-2-2501 through R14-2-2520 of the Arizona Administrative Code.
2021 Arizona Base Rate Adjustment
On December 3, 2021, Southwest Gas Corporation (“SWG”) filed an application with the Arizona Corporation Commission (“ACC”) for a permanent gross revenue increase. This was approved on January 10, 2023, and effective February 1, 2023. To learn more, check out
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Use the link below to request Rates and Tariff information not available on this website. Should you have any questions regarding your bill, please contact Customer Assistance at 877-860-6020.
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