Decoupling and Delivery Charge Adjustment Provision (DCA)
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.
Learn more about decoupling and DCA
As part of our continuing investment in Arizona, we recently filed a base rate adjustment request, the first in five years, with the Arizona Corporation Commission. Since the last base rate adjustment in 2010, we have invested more than $783 million to improve our distribution system in Arizona. To learn more, check out Invested in Arizona
2016 Arizona Base Rate Adjustment Request
As part of our continuing investment in Arizona, we recently filed a base rate adjustment request, the first in five years, with the Arizona Corporation Commission. Since the last base rate adjustment in 2010, we have invested more than $783 million to improve our distribution system in Arizona. To learn more, check out Invested in Arizona
REQUEST OTHER RATES AND TARIFF INFORMATION
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.
Download the Entire Arizona Gas Tariff
Arizona Gas Tariff No. 7
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Other Regulatory Information
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Learn How Gas Rates Are Set
The rates used by Southwest Gas are set by state regulatory commissions using a process called the "rate case cycle." Because of individual state regulations, the rate case cycle differs slightly for each state. See how rates are set for your state.
Request Rates & Tariff Information
Use this form to request historical Rates and Tariff information not available on this website. This form may also be used as a request to be placed on Southwest Gas' California Advice Letter Service List. If you have any questions regarding your bill, please contact Customer Assistance at
877-860-6020.
Commission Websites
Check your state's Commission Office for more information about rates and regulations.
