December 2006
| U-13898 | Michigan Consolidated Gas Company (uncollectibles surcharge) | 12/21/2006 |
| U-14561 | Commission's Own Motion (R&D funding) | 12/21/2006 |
| U-14716 | Consumers Energy Company ('06-'07 GCR plan) | 12/21/2006 |
| U-14717 | Michigan Consolidated Gas Company ('07 GCR plan) | 12/21/2006 |
| U-14942 | Consumers Energy Company (certificate of public convenience and necessity) | 12/21/2006 |
| U-14464 | Commission's Own Motion (gas safety standards) | 12/12/2006 |
| U-14903 | Charlevoix Energy Trading, LLC (AGS license) | 12/12/2006 |
| U-15107 | Hudson Pipeline & Processing Co., LLC (pipeline) | 12/12/2006 |
| U-15108 | Hudson Pipeline & Processing Co., LLC (pipeline) | 12/12/2006 |
| U-15109 | Hudson Pipeline & Processing Co., LLC (pipeline) | 12/12/2006 |
| U-15135 | Hilden Oil Company (pipeline) | 12/12/2006 |
November 2006
| U-14547 | Consumers Energy Company (gas rate case) | 11/21/2006 |
| MINUTE ACTION | The Panhandle Complainants v Southwest Gas Storage Company (RP07-34-000) | 11/21/2006 |
| U-14834 | Jacqueline Brown v Michigan Consolidated Gas Company | 11/09/2006 |
| U-14970 | Marjorie Downer v The Detroit Edison Company and Michigan Consolidated Gas Company | 11/09/2006 |
October 2006
| U-14999 | Alli Billi v Michigan Consolidated Gas Company | 10/24/2006 |
| U-15028 | Deborah Talley v Michigan Consolidated Gas Company | 10/24/2006 |
| U-14698 | Major Pipeline, L.L.C. (pipeline) | 10/12/2006 |
| U-14718 | SEMCO Energy Gas Company ('07 GCR plan and factors) | 10/12/2006 |
| U-14925 | Lynn Thompson v Michigan Consolidated Gas Company | 10/12/2006 |
September 2006
| U-14715 | Michigan Gas Utilities Corporation ('07 GCR plan and factor) | 09/26/2006 |
| U-14718 | SEMCO Energy Gas Company ('06-'07 GCR plan and factors) | 09/26/2006 |
| U-14719 | Northern States Power Company, d/b/a Xcel Energy ('07 GCR plan) | 09/26/2006 |
| U-14796 | Carolyn A. Worthy v Consumers Energy Company | 09/26/2006 |
| U-15038 | Michigan Consolidated Gas Company (pipeline) | 09/26/2006 |
| U-14830 | Michigan Gas Utilities Corporation (accounting) | 09/12/2006 |
| U-14880 | Aziz Adisa Masai v Michigan Consolidated Gas Company | 09/12/2006 |
August 2006
| U-13902-R | Michigan Consolidated Gas Company ('04 GCR reconciliation) | 08/22/2006 |
| U-14649 | SEMCO Energy Gas Company (rehearing) | 08/22/2006 |
| U-14658 | Beverly Moore v Michigan Consolidated Gas Company | 08/22/2006 |
| U-14716 | Consumers Energy Company ('06-'07 GCR plan) | 08/22/2006 |
| U-14717 | Michigan Consolidated Gas Company ('07 GCR plan) | 08/22/2006 |
| U-14881 | Michigan Gas Utilities Corporation (depreciation rates) | 08/22/2006 |
| U-14885 | Stacey Fifer v The Detroit Edison Company | 08/22/2006 |
| U-14890 | Toma K. Gjelaj v DTE Energy | 08/22/2006 |
| U-14929 | Sabree Muhammad v Michigan Consolidated Gas Company | 08/22/2006 |
| U-14947 | LaShawn A. Clowney v Michigan Consolidated Gas Company | 08/22/2006 |
| U-14959 | DTE Gas & Oil Co. (pipeline) | 08/22/2006 |
| U-14960 | Antrim Processing Co. (pipeline) | 08/22/2006 |
| U-14966 | Cedarline, LLC (pipeline) | 08/22/2006 |
July 2006
| U-13960-R | SEMCO Energy Gas Company ('05 gas reconciliation) | 07/25/2006 |
| U-14876 | Climarex Energy Co. (increased allowable case) | 07/25/2006 |
| U-14891 | Shawn and Odette Ferguson v DTE Energy Company | 07/25/2006 |
June 2006
| U-14162 | Shell Energy Services Company, L.L.C. (AGS license) | 06/27/2006 |
| U-14190-R | Wisconsin Public Service Corporation ('05 GCR reconciliation) | 06/27/2006 |
| U-14831 | Volunteer Energy Services, Inc. (AGS license) | 06/27/2006 |
| U-14874 | Renardo Edwards v Michigan Consolidated Gas Company | 06/27/2006 |
| U-14867 | Constellation NewEnergy-Gas Division, LLC (AGS license) | 06/15/2006 |
| U-14872 | Arbor Operating LLC (Pipeline) | 06/15/2006 |
| U-14879 | Major Pipeline, LLC (Pipeline) | 06/15/2006 |
May 2006
| U-14726 | SEMCO Energy Gas Company (merger of GCR clauses) | 05/25/2006 |
| U-14744 | Omimex Energy, Inc. (pipeline) | 05/25/2006 |
| U-14865 | Major Pipeline, L.L.C. (pipeline) | 05/25/2006 |
| U-14547 | Consumers Energy Company (natural gas rates) | 05/10/2006 |
| U-14636 | CRS/Shaw Contracting Co. and Amerisure Insurance Company, as subrogee of CRS/Shaw Contracting Co. v Michigan Consolidated Gas Company | 05/10/2006 |
| U-14677 | Charter Oak Fire Insurance Company, as subrogee of Medical Village Partnersh v Consumers Energy Company | 05/10/2006 |
| U-14698 | Major Pipeline, L.L.C. (pipeline) | 05/10/2006 |
| U-14803 | SEMCO Pipeline Company (pipeline) | 05/10/2006 |
| U-14808 | Robert Sanders v The Detroit Edison Company | 05/10/2006 |
| U-14815 | Fruit Growers Gas Gathering, LLC (pipeline) | 05/10/2006 |
April 2006
| U-13916-R | Consumers Energy Company ('05 GCR reconciliation) | 04/25/2006 |
| U-14649 | SEMCO Energy Gas Company (pilot gas cost assistance program) | 04/25/2006 |
| U-14789 | Salmon Resources, Ltd. (pipeline) | 04/25/2006 |
| U-14801 | South Romeo Gas Storage Corporation (market-based rates) | 04/25/2006 |
| U-13900-R ET AL | Aquila, Inc., d/b/a Aquila Networks – MGU, and U-13990-R - Aquila, Inc., d/b/a Aquila Networks – MGU ('04- '05 GCR reconciliation) | 04/13/2006 |
| U-14464 | Commission's Own Motion (rulemaking) | 04/13/2006 |
| U-14816 | Muskegon County Public Works Department (Act 9 pipeline) | 04/13/2006 |
March 2006
| U-13918-R | Northern States Power-Wisconsin, d/b/a Xcel Energy ('05 GCR revenues and expenses) | 03/14/2006 |
| U-14648 | Detroit Thermal, LLC (gas cost adjustment) | 03/14/2006 |
January 2006
| U-14729 | Howard Energy Co. (pipeline) | 01/10/2006 |
| U-14747 | Merit Pipeline Company (pipeline) | 01/10/2006 |