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Opened 2014 Tariffs
1/9/2014 Docket No. 14-057-T01 - This filing is to comply with the order issued on January 2, 2014 in Docket No. 13-057-14, Application of Questar Gas Company for Approval of the 2014 Year Budget for Energy Efficiency Programs and Market Transformation Initiative.
3/7/2014 Docket No. 14-057-T02 - This filing is to comply with the order issued on February 21, 2014 in Docket No. 13-057-05, Application of Questar Gas Company to Increase Distribution Rates and Charges and Make Tariff Modifications.
4/17/2014 Docket No. 14-057-T03 - This filing is to comply with the Commission order in Docket No. 14-057-T02 issued on April 7, 2014, which references Docket No. 13-057-05, Application of Questar Gas Company to Increase Distribution Rates and Charges and Make Tariff Modifications.

Opened 2013 Tariffs
1/29/2013 Docket No. 13-057-T01 - This filing is to comply with the order issued at the conclusion of the January 25, 2013 hearing in Docket No. 12-057-19, Application of Questar Gas Company for Authority to File a Change in its Existing Tariff.
3/22/2013 Docket No. 13-057-T02 - This filing is to comply with the order issued on January 9, 2013 in Docket No. 12-057-14, Application of Questar Gas Company for Approval of the 2013 Year Budget for Energy Efficiency Programs and Market Transformation Initiative.
6/19/2013 Docket No. 13-057-T03 - This filing is to comply with the order issued on June 17, 2013 in Docket No. 13-057-03, Application of Questar Gas Company for an Adjustment in Rates and Charges for Natural Gas Service in Utah.
10/15/2013 Docket No. 13-057-T04 - This filing is to comply with the order issued on October 11, 2013 in Docket Nos. 13-057-07, Application of Questar Gas Company for an Adjustment in Rates and Charges for Natural Gas Service in Utah; 13-057-08, Application of Questar Gas Company to Amortize the Conservation Enabling Tariff Balancing Account; 13-057-09, Application of Questar Gas Company to Amortize the Energy Efficiency Deferred Account Balance; 13-057-10, Application of Questar Gas Company for a Tariff Change and Adjustment to

Opened 2012 Tariffs
1/11/2012 Docket No. 12-057-T01 - This filing is to comply with the Commission order in Docket No. 11-057-T06 dated December 29, 2011, In the Matter of the Questar Gas Company Updated Tariff Sheets filed in Compliance with Docket No. 11-057-08, Pass-Through Application of Questar Gas Company for an Adjustment in Rates and Charges for Natural Gas Service in Utah.
1/30/2012 Docket No. 12-057-T02 - : This filing is to comply with the Commission orders in Docket Nos. 12-057-02, dated January 25 and 26, 2012, Application of Questar Gas Company for Authority to Change its Existing Tariff by Removing the Commodity Amortization Rate; 11-057-16, dated January 24, 2012, Application of Questar Gas Company to Include the Infrastructure Rate Adjustment; and 11-057-15, dated January 24, 2012, Application of Questar Gas Company to Amortize the Energy Efficiency Deferred Account Balance and for Tariff Modification.
9/10/2012 Docket No. 12-057-T03 - This filing is to comply with the Commission order issued September 10, 2012 in Docket Nos. 12-057-08, Application of Questar Gas Company for an Adjustment in Rates and Charges for Natural Gas Service in Utah; 12-057-09, Application of Questar Gas Company to Amortize the Conservation Enabling Tariff Balancing Account; 12-057-10, Application of Questar Gas Company to Amortize the Energy Efficiency Deferred Account Balance; 12-057-11, Application of Questar Gas Company for a Tariff Change and Adjustment to the Low Income Assistance/Energy Assistance Rate; and 12-057-12, Application of Questar Gas Company to Include the Infrastructure Rate Adjustment.
12/6/2012 Docket No. 12-057-T04 - This filing is to comply with Commission authorization issued November 21, 2012 in Docket Nos. 12-057-15, Application of Questar Gas Company to Include the Infrastructure Rate Adjustment, and 12-057-16, Application of Questar Gas Company to Amortize the Energy Efficiency Deferred Account Balance.

Opened 2011 Tariffs
1/13/2011 Docket No. 11-057-T01 - This filing is to comply with the Commission order dated January 12, 2011, in Docket No. 10-057-15, Application for Approval of the 2011 Year Budget for Energy Efficiency Programs and Market Transformation Initiative.
3/17/2011 Docket No. 11-057-T02 - In the Matter of the Application of Questar Gas Company to Make Tariff Modifications to Clarify the Method for Determining Allowances for Residential Main and Service Line Extensions
4/27/2011 Docket No. 11-057-T03 - This filing is to comply with the Commission letter dated April 27, 2011, in Docket No. 10-057-20, Updated Application of Questar Gas Company to Update the Infrastructure Rate Adjustment.
6/8/2011 Docket No. 11-057-T04 - This filing is to comply with the Commission order dated May 31, 2011, in Docket Nos. 11-057-02, Pass-Through Application of Questar Gas Company for an Adjustment in Rates and Charges for Natural Gas Service in Utah; 11-057-03, Application of Questar Gas Company to Amortize the Conservation Enabling Tariff Balancing Account; and 11-057-04, Application of Questar Gas Company to Amortize the Demand Side Management/Energy Efficiency Deferred Account Balance.
10/3/2011 Docket No. 11-057-T05 - This filing is to comply with the Commission order dated September 30, 2011, in Docket Nos. 11-057-08, Pass-Through Application of Questar Gas Company for an Adjustment in Rates and Charges for Natural Gas Service in Utah; 11-057-09, Application of Questar Gas Company to Amortize the Conservation Enabling Tariff Balancing Account; 11-057-10, Application of Questar Gas Company for a Tariff Change and Adjustment to the Low Income Assistance/Energy Assistance Rate; and 11-057-11, Application of Questar Gas Company to Include the Infrastructure Rate Adjustment.
12/2/2011 Docket No. 11-057-T06 - This filing is to comply with the Commission order dated September 30, 2011, in Docket No. 11-057-08, Pass-Through Application of Questar Gas Company for an Adjustment in Rates and Charges for Natural Gas Service in Utah.
12/15/2011 Docket No. 11-057-T07 - This filing is to comply with the Commission order dated December 2, 2011, in Docket No. 11-057-12, Application of Questar Gas Company for Approval of the 2012 Year Budget for Energy Efficiency Programs and Market Transformation Initiative.

Opened 2010 Tariffs
2/10/2010 Docket No. 10-057-T01 - the Pass-Through Application of Questar Gas Company for An Adjustment in Rates and Charges for Natural Gas Service In Utah
6/1/2010 Docket No. 10-057-T02 - This filing is to comply with the Commission order dated June 1, 2010, in Docket No. 10-057-05, Application of Questar Gas Company for Authority to File a Change in its Existing Tariff.
8/4/2010 Docket No. 10-057-T03 - This filing is to comply with multiple Commission orders: 1) Commission order dated June 3, 2010, in Docket No. 09-057-16, Application of Questar Gas Company to Increase Distribution Non-Gas Rates and Charges and Make Tariff Modifications. 2) Commission order dated July 29, 2010, in Docket No. 10-057-08, Application of Questar Gas Company for a Tariff Change Implementing a Low-Income Assistance Program. 3) Commission order dated July 28, 2010, in Docket No. 10-057-09, Application of Questar Gas Company for an Adjustment in Rates and Charges for Natural Gas Service in Utah; Docket No. 10-057-10, Application of Questar Gas Company to Amortize the Conservation Enabling Tariff Balancing Account; and Docket No. 10-057-11, Application of Questar Gas Company to Amortize the Demand Side Management Deferred Account Balance.
12/29/2010 Docket No. 10-057-T04 - This filing is to comply with the Commission order dated December 28, 2010, in Docket Nos. 10-057-17, Pass-Through Application of Questar Gas Company for an Adjustment in Rates and Charges for Natural Gas Service in Utah; 10-057-18, Application of Questar Gas Company to Amortize the Demand Side Management/Energy Efficiency Deferred Account Balance; 10-057-19, Application of Questar Gas Company to Amortize the Conservation Enabling Tariff Balancing Account, and 10-057-20, Application of Questar Gas Company to Include the Infrastructure Rate Adjustment.

Opened 2009 Tariffs
2/5/2009 Docket No. 09-057-T01 - This filing is to comply with the Commission order in Docket 08-057-11, In the Matter of the Investigation and the Consolidation of Dockets of the Formal Complaints against Questar Gas Company Relating to Back-Billing.
3/3/2009 Docket No. 09-057-T02 - This filing is to comply with the Commission order dated February 26, 2009, in Docket Nos. 09-057-03, Pass-Through Application of Questar Gas Company for an Adjustment in Rates and Charges for Natural Gas Service in Utah; 09-057-04, Application of Questar Gas Company to Amortize the Conservation Enabling Tariff Balancing Account; and 09-057-05, Application of Questar Gas Company to Amortize the Demand Side Management Deferred Account Balance.
3/11/2009 Docket No. 09-057-T03 - This filing is to comply with the Commission orders dated December 22, 2008, February 26, 2009, and March 3, 2009, in Docket No. 07-057-13, In the Matter of the Application of Questar Gas Company to Increase Distribution Non-Gas Rates and Charges and Make Tariff Modifications.
3/11/2009 Docket No. 09-057-T04 - In the Matter of the Application for Tariff Change for Third Year Budget for Demand Side Management Programs and Market Transformation Initiative

Opened 2006 Tariffs
  Docket No. 06-057-T02 - The proposed changes to this tariff can be assigned to four categories as follows:
1. Elimination of I-2, IS-2, I-3 rate schedules.
2. Required changes to make tariff consistent with current Company practices.
3. Movement or deletion of sections.
4. Clean-up changes such as rewording, referencing, punctuation, formatting and grammatical corrections that do not affect the meaning or applicability of the Tariff.
  Docket No. 06-057-T03 - The Company proposes to remove the $0.38094 debit amortization from the commodity portion of rates for all firm sales classes.
5/24/2007 Docket No. 06-057-T04 - In the Matter: of the Application to remove GSS and EAC Rates from Questar Gas Company's Tariff

Opened 2005 Tariffs
12/16/2005 Docket No. 05-057-T01 - In the Matter: approval of the conservation enabling tariff adjustment option and accounting orders

Opened 2004 Tariffs
  Docket No. 04-057-T01 - In this case, the Company is requesting the tariff change to become effective July 1, 2004, with the implementation of the Company’s new Customer Information System (CIS). Most of the proposed changes in this filing are related to operational changes required by the new CIS. We are filing the notice now because any modifications to the proposed tariff changes contained herein may require programming changes in the CIS prior to implementation
  Docket No. 04-057-T02 - Order issued by the Utah Public Service Commission in Docket No. 04-057-04 implementing the I-2 open season gas cost

Opened 2003 Tariffs
  Docket No. 03-057-T01 - Approval of Rates Submitted With Advice Letter No. 2002-06 Incorporating Commission Orders Issued in Docket Nos. 02-057-02 and 02-057-13.
  Docket No. 03-057-T02 - Change in the definition of commodity cost for the I-4 and IS-4 rate schedules. Change the tariff language dealing with initiation of gas service to comply with the Order in Docket No. 00-057-T04.
  Docket No. 03-057-T03 - Questar Gas Company Tariff PSCU 400 Notice of Tariff Change
  Docket No. 03-057-T04 - Order issued by the Utah Public Service Commission in Docket No. 03-057-05 authorizing an increase in gas costs on an interim basis
  Docket No. 03-057-T05 - Order issued by the Utah Public Service Commission in Docket No. 03-057-10 authorizing a decrease in gas costs on an interim basis

Opened 2002 Tariffs
  Docket No. 02-057-T01 - Questar Gas Company Utah Natural Gas Tariff Notice of Tariff Change to Utah Tariff Holders, Re: Order issued by the Utah Public Service Commission in Docket No. 01-057-14 authorizing a decrease of gas costs.
  Docket No. 02-057-T02 - Notice of Tariff Change to Utah Tariff Holders, Re: Addition of two new summer rate schedules which are available to customers that use at least 70 % of their annual usage during the summer. I-3 is available to all customers not in an extension area. IS-3 is available to the extension areas.
  Docket No. 02-057-T03 - Notice of Tariff Change to Utah Tariff Holders
  Docket No. 02-057-T04 - Notice of Tariff Change to Utah Tariff Holders Re. Order issued by the Utah Public Service Commission in Docket No. 02-057-04 authorizing a decrease in gas costs.
  Docket No. 02-057-T05 - The Company has addwed language to the paragraph entitled “191" Account Entries” on page 22 of the tariff in response to the requirements of the Commission’s order

Opened 2001 Tariffs
  Docket No. 01-057-T01 - Questar Gas Company Utah Natural Gas Tariff Notice of Tariff Change to Utah Tariff Holders, Re: An Increase in the Gas Cost Portion of Rates Authorized by the Public Service Commission of Utah in Docket No. 00-057-10
  Docket No. 01-057-T02 - Questar Gas Company Utah Natural Gas Tariff Notice of Tariff Change to Utah Tariff Holders, Re: The Change of the I-2 and IS-2 Commodity Charge to be Based on a Yearly Contract Price available to Customers during the Annual Open Season
  Docket No. 01-057-T03 - Questar Gas Company Utah Natural Gas Tariff Notice of Tariff Change to Utah Tariff Holders, Re: The Change of Questar Rate Schedules to Comply with the Interim Order issued by the Commission in Docket No. 01-057-07
  Docket No. 01-057-T04 - Questar Gas Company Utah Natural Gas Tariff Notice of Tariff Change to Utah Tariff Holders, Re: The Authorization of the Commission in Docket No. 01-057-03 for Questar to Purchase Utah Gas Service Company and Create GSE, F1E, and FTE Rate Classes
  Docket No. 01-057-T05 - Questar Gas Company Utah Natural Gas Tariff Notice of Tariff Change to Utah Tariff Holders,
  Docket No. 01-057-T06 - Questar Gas Company Utah Natural Gas Tariff Notice of Tariff Change to Utah Tariff Holders,
  Docket No. 01-057-T07 - Questar Gas Company Utah Natural Gas Tariff Notice of Tariff Change to Utah Tariff Holders