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Regulatory Updates

Sharing what we’ve learned

TRC experts share their thoughts and insights on the trends and challenges impacting their markets.

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Regulatory Updates

EPA Withdraws Proposed Rule on New Source Review Project Emissions Accounting Revision

August 1, 2025

Effective July 21, 2025, the United States Environmental Protection Agency (EPA) has officially withdrawn its proposed rule ‘‘Prevention of Significant Deterioration (PSD) and Nonattainment New Source Review (NNSR): Regulations Related to Project Emissions Accounting,’’ originally published in the Federal Register on May 3, 2024.

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Regulatory Updates

FERC Approves Reliability Standard CIP-015-1 on Internal Network Security Monitoring

July 31, 2025

FERC approves CIP‑015‑1, a new reliability standard requiring internal network security monitoring to strengthen grid cybersecurity.

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Regulatory Updates

Creating Lasting Value While Preparing for California’s Approaching Climate Disclosure Laws (SB253 and SB261)

June 17, 2025

Prepare for California’s new climate disclosure laws (SB253 & SB261) with guidance to turn compliance into long-term business value.

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Regulatory Updates

Enhance Security Planning and Reporting with Key Takeaways from NERC’s 2024 Cyber Report 

May 30, 2025

NERC has issued its 2024 Cyber Security Report, reviewing reported incidents related to Reliability Standard CIP-008-6.

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About TRC’s NERC System Studies and NERC Compliance Practice:  TRC’s approach to power system development and operation balances solutions that incorporate appropriate standards, regulatory requirements, best practices, operational goals and budgets. Our work for public and private sector utility clients is a testament to our understanding of NERC compliance related aspects of your business. Our successful application of technology solutions in a constantly evolving business and regulatory landscape will provide you with confidence regarding your power system compliance programs. Our power system experts help you stay ahead of changing regulatory expectations because they stay engaged with the regulatory process and know how to plan, design and install programs that address your financial, technical and scheduling goals including compliance with changing NERC standards and guidelines as well as industry “best practices” and the latest technology developments.  This regulatory update is a service to TRC’s utility clients, helping keep you informed of issues that impact your company’s electric reliability risks along with related topics regarding future regulatory developments to help you achieve your company’s business goals including compliance with NERC standards.  
Regulatory Updates

Challenges Surround Approval of PRC-029-1

April 30, 2025

Approved by the Board of Trustees in 2024, NERC’s PRC-029-1 standard sets inverter-based resources (IBR) performance requirements ensuring they can “withstand voltage or frequency disturbances inside defined limits” and can “continue operating as specified.”

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Regulatory Updates

FERC Examines Co-Located Load and Generation Rule 

April 21, 2025

Since FERC hosted its technical conference in late 2024, many industry stakeholders have submitted their comments addressing how to study and potentially regulate new co-located load and generation.

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EPA Unveils Largest Deregulatory Initiative in U.S. History
Regulatory Updates

EPA Unveils Largest Deregulatory Initiative in U.S. History

April 1, 2025

Environmental Protection Agency (EPA) Administrator Lee Zeldin has announced the Agency’s plan to undertake 31 deregulatory actions with the stated goal of driving down the cost of living for Americans and revitalizing the American energy and auto industry.

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Regulatory Updates

PHMSA Bulletin Outlines New Safety Management Advice

March 28, 2025

Cybersecurity threats to the Bulk Electric System (BES) are escalating, with attackers continuously evolving their tactics to target critical infrastructure.

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Regulatory Updates

Cybersecurity Threats Lead NERC to Modify CIP Standards

March 11, 2025

Cybersecurity threats to the Bulk Electric System (BES) are escalating, with attackers continuously evolving their tactics to target critical infrastructure.

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