Summary
Xcel Energy Inc. (XEL) subsidiary Southwestern Public Service Company (SPS) has filed an electric rate case with the New Mexico Public Regulation Commission (NMPRC) seeking a significant increase in base rate revenue of $175 million, representing a 16.7% rise. This request is primarily driven by planned capital investments aimed at supporting the clean energy transition and accommodating load growth, alongside an increase in the allocation of assets and costs to New Mexico retail operations, partly due to the planned roll-off of wholesale load. Investors should note that the filing utilizes a future test year ending November 30, 2027, and requests a return on equity (ROE) of 10.5%. The NMPRC's decision and the implementation of final rates are not expected until the fourth quarter of 2026. This rate increase, if approved, will impact customer bills and SPS's overall revenue. The company has also highlighted other factors influencing the request, including increased operating and maintenance expenses and depreciation rate changes.
Key Highlights
- 1Southwestern Public Service Company (SPS), a subsidiary of Xcel Energy Inc., is seeking a $175 million (16.7%) increase in New Mexico retail base rate revenue.
- 2The rate request is based on a future test year ending November 30, 2027, indicating projections for future costs and investments.
- 3Key drivers for the rate increase include significant capital investments for clean energy transition and load growth, and the allocation of costs related to wholesale load roll-off.
- 4SPS is requesting a 10.5% return on equity (ROE) and a retail rate base of $3.9 billion.
- 5A decision from the New Mexico Public Regulation Commission (NMPRC) and implementation of new rates are anticipated in the fourth quarter of 2026.
- 6The filing details specific components contributing to the rate request, such as retail revenue growth, increased allocation of assets, O&M expenses, and depreciation changes.