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Legislators probe California Transmission Accelerator implementation and financing after administration briefing
Summary
In an oversight hearing, GoBiz, CAISO, IBank and the Department of Finance outlined the accelerator's role, proposed staffing and a 20% tax credit; legislators and industry asked for clarity on public‑private ownership, CAISO timelines, supply chain risks and wildfire responsibilities.
The Assembly Committee on Utilities and Energy held an oversight hearing on implementation of the California Transmission Accelerator after passage of SB 254. Lauren Greenwood of the Governor’s Office of Business and Economic Development (GoBiz) described the accelerator’s role in developing financing strategies and coordinating implementation, including a proposed 10 limited‑term positions and an estimated $26 million in administration costs over five years.
Neil Miller, vice president of transmission planning at the California Independent System Operator (CAISO), outlined CAISO’s transmission planning and competitive procurement framework, noting eligible competitive projects are typically greenfield lines over 200 kV and that CAISO has awarded 21 competitively procured projects since 2010. Miller said the accelerator can qualify as a potential partner without changing CAISO’s tariff or selection factors.
Colby White of the Department of Finance gave details on a tax credit included in the accelerator: 20% of qualified expenditures, capped at $20 million per taxpayer per year, nonrefundable and available for tax years 2026–2035 with an eight‑year carryforward. IBank representatives described their role as the public financing arm, noting IBank will assess project risks, price loans using tax‑exempt market rates as appropriate, and preserve independent decision‑making and credit discipline.
Legislators pressed presenters on coordination with CAISO and CPUC timelines for major projects such as offshore wind in Humboldt, supply chain risks for equipment, whether public ownership models could dissuade private competitive developers, and how wildfire liability and operational risk would be allocated. Industry commenters — including transmission developers and investors — urged preserving competition by clarifying ownership, liability and timing before applying accelerator financing to CAISO’s 2026 planning cycle.
Public commenters urged clarity in three areas: (1) mechanisms to preserve private developer participation and the competitive process, (2) the structure and timing of public‑private partnership agreements relative to CAISO solicitation timelines, and (3) clear assignment of wildfire‑related responsibilities and liabilities. The committee signaled ongoing oversight and a desire for the administration to return with more detailed implementation language and consultant input from other states.
