In Texas, our operating utility Southwestern Public Service Company (external link) is primarily engaged in the generation, purchase, transmission, distribution and sale of electricity. The Public Utility Commission of Texas (external link) regulates the company for state issues, and federal regulatory agencies oversee other aspects of its operations.
Access the electric rate book, information on fuel cost factors, and additional information and documents relating to rates, rights, and service rules for the state of Texas.
Access our resourcesAs a public utility, we operate in a regulated industry, which means we must set our prices (rates) through the formal process of filing a rate case.
Learn more and view rate casesEven as we continue to make improvements, modernize our infrastructure, bring more clean energy online, and support our communities, we have managed to keep rates competitive.
More on pricingAs a public utility, we operate in a regulated industry, which means we must set our prices (rates) through the formal process of filing a rate case.
Learn more and view rate casesAccess all sections of the Electric Rate Book, along with the rate riders for the state of South Dakota.
Access documentsView the Fuel Cost Charges by class category for the previous and current month.
Learn moreAccess resources and brochures including our Business Rates and Residential Rates documents.
Access our resourcesEven as we continue to make improvements, modernize our infrastructure, bring more clean energy online, and support our communities, we have managed to keep rates competitive.
Learn moreLearn about rate cases and how they work, and find information on rate cases that we've filed.
More on rate casesAccess all sections of the Electric Rate Book and the Gas Rate Book, along with the rate riders for the state of North Dakota.
Access documentsView the Fuel Cost Charges by class category for the previous and current month.
Learn moreView the Cost of Gas Rider charges by class category for the previous and current month.
Learn more about COGAccess residential and business rate brochures and other resources.
Access our resourcesEven as we continue to make improvements, modernize our infrastructure, bring more clean energy online, and support our communities, we have managed to keep rates competitive.
More on pricingAccess all sections of the Electric Rate Book and the Gas Rate Book for the state of Michigan, and find additional brochures and resources.
Access our resourcesAs we continue to make improvements, modernize our infrastructure, bring more clean energy online, and support our communities, we have managed to keep rates competitive.
More on pricingAccess the Electric Rate Book, Gas Rate Book, and Steam Rate Book for the state of Colorado.
Access our resourcesElectric rate plans include a quarterly Electric Commodity Adjustment, which recovers the cost of fuel and purchased energy used to supply electric service.
Learn more about ECAWe adjust our natural gas prices quarterly to reflect the market price of the commodity.
More on Gas Cost AdjustmentAs a public utility, we operate in a regulated industry, which means we must set our prices (rates) through the formal process of filing a rate case.
Learn more and view rate casesA transaction fee applies to credit card payments. Changes for fee payments expected to become effective in April 2018.
More on the feeThis rider allows us to complete projects to replace coal-fired power plants with cleaner, efficient natural gas plans and reduce air emissions.
Learn more about the actAccess rate plan details for our solar community gardens offering.
Access the documentWe systematically inspect, repair, and replace as necessary, portions of our more than 24,000 miles of natural gas pipelines in Colorado to ensure safe, reliable service.
Learn more (PDF)Even as we continue to make improvements, modernize our infrastructure, bring more clean energy online, and support our communities, we have managed to keep rates competitive.
More on pricingAs a public utility, we operate in a regulated industry, which means we must set our prices (rates) through the formal process of filing a rate case.
Learn more and view rate casesAccess all sections of the Electric Rate Book and the Natural Gas Rate Book for the state of Minnesota.
View rate booksAccess resources pertaining to rate riders, including the resource adjustment and the affordability surcharge, along with fuel cost charge and purchased gas adjustment.
More on rate ridersFind information on energy assistance programs, the cold weather rule, and customer service and billing rules, along with bill inserts and brochures.
Learn moreDecoupling breaks the link between a utility’s energy sales and the revenue collected from its customers.
Learn more about decouplingEven as we continue to make improvements, modernize our infrastructure, bring more clean energy online, and support our communities, we have managed to keep rates competitive.
More on pricingAs a public utility, we operate in a regulated industry, which means we must set our prices (rates) through the formal process of filing a rate case.
Learn more and view rate casesAccess all sections of the Electric Rate Book and the Gas Rate Book for the state of Wisconsin, and find additional brochures and resources.
Access our resourcesAccess our electric rate book documents along with our yearly fuel cost factors and other helpful resources.
Learn moreAs a public utility, we operate in a regulated industry, which means we must set our prices (rates) through the formal process of filing a rate case.
Learn more and view rate cases
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