EL23-020 - In the Matter of the Application of Montana-Dakota Utilities Co., a Subsidiary of MDU Resources Group, Inc. for Authority to Increase Its Electric Rates
Date Filed: 08/15/23 ♦ Intervention Date: 10/13/23
Date of Notice of Filing: 08/17/23 ♦ Docket Closed: 09/12/24
Agendas:
August 29, 2023, Agenda of Commission Meeting
August 13, 2024, Agenda of Commission Meeting
Minutes:
Minutes of the August 29, 2023 Commission Meeting
Minutes of the August 13, 2024, Commission Meeting
Click For Comments and Responses
Electric Rate Increase Request Information Guide
- 09/01/23 - Order Suspending Operation of Proposed Rates; Order Assessing Filing Fee; Order Authorizing Executive Director to Enter into Consulting Contracts
- 08/16/24 - Order Granting Joint Motion for Approval of Settlement Stipulation; Order Approving Settlement Stipulation; Order Approving Refund Plan
- 08/15/23 - Montana-Dakota Utilities Co., a Subsidiary of MDU Resources Group, Inc.'s Letter regarding Increase to Its Electric Rates
- Application and Notice
- Attestation
- Exhibit A - Report of Tariff Schedule Change
- Exhibit B - Public Rate Increase Notice
- Exhibit C - Notice of Filing Bill Insert
- Appendix A - Current Tariff Pages
- Appendix B - Proposed Tariff Pages
- Direct Testimony
- Nicole A. Kivisto's Direct Testimony
- Tammy J. Nygard's Direct Testimony
- Ann E. Bullkley Direct Testimony
- Exhibit No.___(AEB-1)
- Joseph E. Geiger's Direct Testimony
- Darcy J. Neigum's Direct Testimony
- Daryl Anderson's Direct Testimony
- Larry E. Kennedy's Direct Testimony
- Stephanie Bosch's Direct Testimony
- Ronald J. Amen's Direct Testimony
- Michael J. Adams' Direct Testimony
- Tara R. Vesey.'s Direct Testimony
- Statements
- Index
- Statement A - Balance Sheet
- Statement B - Income Statement
- Statement C - Retained Earnings
- Statement D - Plant in Service Electric Utility
- Schedule D-1 - Detailed Cost of Plant Electric Utility
- Schedule D-2 - Book Changes in Electric Plant in Service
- Schedule D-3 - Plant in Service Average Electric Utility
- Schedule D-4 - Book Changes in Electric Plant in Service Previous Years
- Schedule D-5 - Methods and Procedures Followed in Capitalizing AFUDC and Other Construction Overheads
- Schedule D-6 - Significant Changes in Intangible Plant
- Schedule D-7 - Working Papers on Plant Not Used and Useful
- Schedule D-8 - Description of Property Records
- Schedule D-9 - Electric Plant Acquisitions Without Regulatory Approval
- Statement E - Accumulated Reserve for Depreciation
- Statement F - Working Capital and Other Deductions
- Schedule F-3 - Customer Advances for Construction
- Statement G - Average Utility Capital Structure
- Statement G-1 - Long-Term Debt
- Preferred Stock
- Utility Common Equity
- Statement H - Operating and Maintenance Expenses
- Schedule H-2 - Cost of Fuel and Purchased Power
- Schedule H-3 - Administrative and General Operation and
Maintenance Expenses - Schedule H-4 - Intercompany Transactions
- Statement I - Operating Revenues
- Statement J - Summary of Depreciation Expense
- Statement K - Income Taxes
- Schedule K-1 - Reconciliation of Net Income Per Books with Taxable Income Per Federal Income Tax Return
- Schedule K-2 - Difference in Book and Tax Depreciation
- Schedule K-3 - Net Taxable Income (Loss) for Each Company Included in MDU Resources Group Inc.'s 2013 Consolidated Federal income Tax Return
- Schedule K-4 - Allowance for Current Tax in Excess of Tax Calculated at Consolidated Tax Rate
- Schedule K-5 - Allowance for Current State Income Taxes
Calculated at Consolidated Tax Rate
- Statement L - Taxes Other Than Income
- Statement M - Overall Cost of Service
- Statement N - Allocated Cost of Service
- Statement O - Comparison of Cost of Service
- Statement P - Pro Forma Fuel and Purchased Power Costs
- Statement Q - Description of Utility Operations
- Statement R - Intercompany Transactions
- Workpapers
- Statement F - Working Capital
- Statement H - Operation and Maintenance Expenses
- Statement I - Operating Revenues
- Statement J - Depreciation and Amortization Expense
- Statement K - Income Taxes
- Statement L - Taxes other than Income Taxes
- Statement N - Class Cost of Service
- 09/11/23 - Staff’s First Set of Data Requests to Montana-Dakota Utilities Co. Certificate of Service
- 09/26/23 - Montana-Dakota Utilities Co., a Subsidiary of MDU Resources Group, Inc.'s Letter regarding Request for Confidential Treatment, Staff's Data Request Set 1 (1-2)
- 01/05/24 - Staff’s Second Set of Data Requests to Montana-Dakota Utilities Co. Certificate of Service
- 01/26/24 - Montana-Dakota Utilities Co., a Subsidiary of MDU Resources Group, Inc.'s Letter regarding Notice of Intent to Implement Interim Electric Service Rates
- Notice of Intent to Implement Interim Electric Service Rates
- 01/29/24 - Staff’s Third Set of Data Requests to Montana-Dakota Utilities Co. Certificate of Service
- 02/02/24 - Staff’s Fourth Set of Data Requests to Montana-Dakota Utilities Co. Certificate of Service
- 02/21/24 - Staff’s Fifth Set of Data Requests to Montana-Dakota Utilities Co. Certificate of Service
- 03/11/24 - Staff’s Sixth Set of Data Requests to Montana-Dakota Utilities Co. Certificate of Service
- 06/14/24 - Montana-Dakota Utilities Co., a Subsidiary of MDU Resources Group, Inc.'s Letter regarding Request for Waiver of SDCL 49-34A-17(3)
- 07/26/24 - Joint Motion for Approval of Settlement Stipulation (between Montana-Dakota Utilities Co., a Subsidiary of MDU Resources Group, Inc. and the Staff of the South Dakota Public Utilities Commission)
- 07/26/24 - PUC Staff Memorandum Supporting Settlement Stipulation
- PUC Staff Memorandum Supporting Settlement Stipulation Confidential (not available to the public)
- Attachment A - Summary of Revenue Requirement Issues
- Revenue Requirement
- Exhibit___(BAM-1) Schedule 1 – SD Electric Revenue Requirement
- Exhibit___(BAM-1) Schedule 2 – SD Electric Operating Income Statement Summary
- Exhibit___(BAM-1) Schedule 3 – SD Electric Operating Income Statement with Known and Measurable Adjustments
- Exhibit___(BAM-2) Schedule 1 – SD Electric Rate Base Summary
- Exhibit___(BAM-2) Schedule 2 – SD Electric Rate Base with Known and Measurable Adjustments
- Exhibit___(BAM-3) – Pro Forma Plant in Service
- Exhibit___(BAM-4) Schedule 1 – Annualization of Test Year Non-Revenue Producing Plant
- Exhibit___(BAM-4) Schedule 2 – Annualization of Test Year Non-Revenue Producing Plant – Depreciation & Deferred Taxes
- Exhibit___(BAM-5) – Post-Test Year Non-Revenue Producing Plant Additions
- Exhibit___(BAM-6) – Depreciation Expense
- Exhibit___(BAM-7) – Adjustments to Depreciation and Amortization Expense & Depreciation Charged to Clearing Accounts
- Exhibit___(BAM-8) – Intangible Plant Amortization
- Exhibit___(BAM-9) – Changes to Per Books Depreciation Due to New Rates
- Exhibit___(BAM-10) – Accumulated Reserve for Depreciation
- Exhibit___(BAM-11) – Deferred Income Tax on Plant in Service and Plant Additions
- Exhibit___(BAM-12) – Vehicles and Work Equipment
- Exhibit___(BAM-13) – Interest Synchronization Adjustment
- Exhibit___(BAM-14) – Big Stone and Coyote O&M
- Exhibit___(PJS-1) – Cash Working Capital
- Exhibit___(PJS-2) – Advanced Tax Collections
- Exhibit___(PJS-3) – Working Capital Updates
- Exhibit___(PJS-4) – Overhead Lines Expense
- Exhibit___(PJS-5) – Other Operating Revenues
- Exhibit___(BLC-1) Schedule 1 – Cost of Capital
- Exhibit___(BLC-1) Schedule 1 – Cost of Capital Confidential (not available to the public)
- Exhibit___(EJP-1) – Labor Expense Adjustment
- Exhibit___(EJP-1) Workpaper – Labor Expense Adjustment
- Exhibit___(EJP-2) – Benefits Expense Adjustment
- Exhibit___(EJP-3) – Subcontract Labor Adjustment
- Exhibit___(EJP-4) – Materials Adjustment
- Exhibit___(EJP-5) – Company Consumption Adjustment
- Exhibit___(EJP-6) – Payroll Taxes Adjustment
- Exhibit___(JMR-1) Schedule 1 – Software Maintenance Expense Adjustment
- Exhibit___(JMR-1) Schedule 2 – Uncollectible Accounts Adjustment
- Exhibit___(JMR-1) Schedule 3 – Advertising Adjustment
- Exhibit___(JMR-1) Schedule 4 – Insurance Expense Adjustment
- Exhibit___(JMR-1) Schedule 5 – Industry Dues Adjustment
- Exhibit___(JMR-1) Schedule 6 – Rate Case Expense Adjustment
- Exhibit___(JMR-1) Schedule 7 – Ad Valorem Taxes
- Exhibit___(JMR-1) Schedule 8 – Electric Production Taxes
- Exhibit___(JG-1) – New Depreciation Rates
- Exhibit___(JG-2) – Amortization of Generation Facility Decommissioning Expense
- Rate Design
- Exhibit___(EJP-7) Schedule 1 – Total Revenue Increase by Customer Class
- Exhibit___(EJP-7) Schedule 2 – Rate Design by Customer Class Summary
- Exhibit___(EJP-7) Schedule 3-1 – Residential Service
- Exhibit___(EJP-7) Schedule 3-2 – Small General Service
- Exhibit___(EJP-7) Schedule 3-3 – Large General Service
- Exhibit___(EJP-7) Schedule 3-4 – General Space Heating Service
- Exhibit___(EJP-7) Schedule 3-5 – Municipal Lighting
- Exhibit___(EJP-7) Schedule 3-6 – Municipal Pumping
- Exhibit___(EJP-7) Schedule 3-7 – Outdoor Lighting
- Exhibit___(EJP-7) Schedule 4 – Bill Comparison
- 09/05/24 - Montana-Dakota Utilities Co.'s Letter Responding to Commission Questions
- 09/11/24 - Montana-Dakota Utilities Co.'s Letter Regarding Supplemental Information
- 09/12/24 - Docket Closed