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Bill

SB 797

Electric utility distribution and transmission system facilities: undergrounding and insulation.

2025-2026 Regular Session

SB 797 requires or incentivizes California utilities to underground and improve insulation of electrical distribution and transmission facilities to reduce wildfire risk, raising questions about implementation costs and timelines.

May 23 hearing: Held in committee and under submission.
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Bill Summary · SB 797

Legislative bill overview

SB 797 addresses the undergrounding and insulation of California's electric utility distribution and transmission system facilities. The bill appears to establish requirements or incentives for utilities to place electrical infrastructure underground or improve insulation standards, though specific provisions remain unclear from the legislative history provided. This is part of ongoing efforts to modernize California's aging electrical grid.

Why is this important

Underground utilities and improved insulation can reduce wildfire risk by eliminating exposed power lines that spark fires during high-wind conditions—a critical issue in California given recent catastrophic wildfires. However, undergrounding is expensive and raises questions about cost allocation between utilities, ratepayers, and the state, potentially affecting electricity prices and utility compliance timelines.

Potential points of contention

  • Cost burden and ratepayer impact: Undergrounding infrastructure is extremely expensive; disputes will likely arise over who pays (utilities vs. ratepayers) and whether costs are reasonable
  • Implementation timeline and feasibility: Disagreement over realistic deployment schedules given the scale of California's electrical system and labor/material constraints
  • Scope and prioritization: Determining which areas get undergrounded first (high-fire-risk zones vs. urban areas) and whether transmission lines vs. distribution lines are included

Compiled from official sources — confirm details with the bill’s official record.

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