Understand Your Bill

We want to make it easy for you to understand the charges that appear on your bill. Here you'll find explanations on how your bill is calculated.

What is the Rate Structure?

Texas Gas Service customers receive monthly bills. Your monthly bill provides detailed information about your account. The amount of natural gas you use is measured on a meter at your home. Your meter will be read and your account billed at about the same time each month.

A Guide to Your Bill

  1. Contact Information. Information Center phone number, natural gas leak emergency number, Texas Gas Service website & customer inquiry address.
  2. Your Texas Gas Service Account information and bill amount.
  3. Your Energy Usage for the previous 13 months.
  4. Summary of Rates and Charges.
  5. Your Natural Gas Usage Information for the Billing Period.
  6. Share The Warmth Program contribution box. Please check this box when making a contribution.
TGS Bill Sample

What are the different charges listed on my bill?

  • Austin Incorporated Residential Service Rate (AUS I/S Res)

    Applicable to a residential customer or builder in a single dwelling, or in a dwelling unit of a multiple dwelling or residential apartment, for domestic purposes.  A residential consumer includes an individually-metered residential unit or dwelling that is operated by a public housing agency acting as an administrator of public housing programs under the direction of the U.S. Department of Housing and Urban Development and builders prior to sale or re-sale of a property for domestic purposes.  This rate is only available to full requirements customers of Texas Gas Service Company, a Division of ONE Gas, Inc.

  • Cost of Gas (COG)
    Cost of Gas (COG) includes the cost the company pays for natural gas, as well as related storage and transportation costs. The COG may also contain other charges approved by the appropriate regulatory authority. State statutes or regulations do not allow the company to mark up the cost of gas.
  • Customer Charge or Service Charge
    Customers pay a Customer or Service Charge to help recover the fixed costs of providing natural gas service. Fixed costs include bill processing, meter reading, meter equipment, service line maintenance and customer service personnel.
  • Delivery Charge
    Customers pay a Delivery Charge to have natural gas delivered to their residence or business. The charge is based on billed gas usage and may vary monthly.
  • Cost of Service
    Cost of Service includes the Service Charge and Delivery Charge, as well as additional fees related to ensuring that gas and related services are available when you need them.
  • MDQ FEE
    The MDQ FEE (Maximum Daily Quantity) represents a portion of the cost associated with maintaining the company’s ability to meet its customers' needs during times of peak demand. This charge applies only to certain rates.
  • WNA (Texas)
    The Weather Normalization Adjustment (WNA), which is related to normal weather, is applied to the billed usage and appears as a credit, if it is colder than normal, or a debit, if it is warmer than normal. In Texas, the factor changes monthly.
  • Units of Measure

    Ccf
    Abbreviation for 100 cubic feet.

    Mcf
    Abbreviation for 1,000 cubic feet.

    Dth
    Abbreviation for 1,000,000 Btu's (1 MMBtu).