Pipeline Accountability Act of 2025
- Sponsor
- Sen. Markey, Edward J. [D-MA]
- Committees
- Commerce, Science, and Transportation Committee (primary)
- Last action
- Sep 18, 2025
Bottom line
The Pipeline Accountability Act of 2025 aims to overhaul pipeline safety and regulatory oversight by increasing transparency, strengthening environmental considerations, and empowering public and private enforcement actions against pipeline operators.
What it actually does
This bill significantly amends federal pipeline safety law to enhance public engagement, transparency, and environmental protections. It establishes an Office of Public Engagement within the Pipeline and Hazardous Materials Safety Administration (PHMSA), mandates new safety standards for carbon dioxide pipelines and rupture mitigation valves, and expands public disclosure requirements for pipeline safety data. The bill also modifies the Natural Gas Distribution Infrastructure Safety and Modernization Grant Program to prioritize non-emitting alternatives and strengthens enforcement mechanisms, including a private right of action and uncapped civil penalties for systemic violations.
Proponents argue
Proponents argue that this bill is a critical step to modernize pipeline safety regulations, protect communities and the environment from hazardous incidents, and align infrastructure policy with climate goals. They contend that increased transparency and public engagement will empower affected communities, particularly environmental justice communities, to better understand risks and participate in safety oversight. Furthermore, strengthening enforcement and removing caps on penalties will deter negligence and ensure accountability for pipeline operators.
Opponents contend
Critics might contend that the bill imposes overly burdensome and costly regulations on pipeline operators, potentially hindering essential energy infrastructure development and increasing operational expenses that could be passed on to consumers. Concerns may also be raised about the removal of cost-benefit analysis requirements, the broad scope of the private right of action, and the uncapped penalties, which some might argue could lead to excessive litigation or financial instability for operators without a commensurate increase in safety.
The bill is moderately complex due to its technical nature and numerous amendments to existing law, requiring a dedicated read to fully grasp its implications. The estimated reading time is appropriate for an informed reader.
Sec. 101, Title 49, United States Code, Section 60102(b)(2)
Expanded Factors for Pipeline Safety Standards
This provision amends the factors PHMSA must consider when prescribing pipeline safety standards. It adds requirements to mitigate negative impacts to the global climate, avoid unnecessarily prolonging the lifespan of fossil fuel infrastructure, and consider transition plans toward non-emitting alternatives. It also defines 'non-emitting alternative' to include various clean energy solutions.
Supporters argue
Environmental advocates and climate-conscious policymakers argue this ensures pipeline safety standards align with broader climate goals and promotes a responsible transition to sustainable energy infrastructure.
Critics contend
Industry groups might argue this introduces non-safety factors into technical standards, potentially increasing costs and hindering the development of necessary energy infrastructure.
Tradeoffs
Balancing traditional pipeline safety concerns with broader environmental and climate objectives, potentially increasing the regulatory burden on the fossil fuel industry.
Sec. 102, Title 49, United States Code, Section 60102(b)
Modification of Cost-Benefit Analysis Requirements
This provision removes several specific statutory requirements for PHMSA to conduct cost-benefit analyses when prescribing pipeline safety standards. It strikes subparagraphs (D) and (E) and paragraphs (3) through (7) from the existing law, thereby reducing the explicit mandates for economic impact assessments in the rulemaking process.
Sec. 103, Title 49, United States Code, Section 60115
Reform of Technical Safety Standards Committees
This provision reforms the Technical Safety Standards Committees by prohibiting individuals with financial interests in the pipeline, petroleum, ethanol, or gas industries (excluding pipeline easement compensation) from serving as public members. It requires financial disclosures from potential and selected members and mandates reasonable compensation for public members. Additionally, it directs committees to consider the strength of proposed standards in promoting safety and protecting the environment, while removing 'cost-effectiveness' as a specific review criterion.
Sec. 105, Title 49, United States Code, Section 60109(c)
Mandate for Rupture-Mitigation Valves on Pipelines in High Consequence Areas
This provision mandates that operators of covered pipelines (6 inches or greater in diameter, including gas transmission, hazardous liquid, and CO2 pipelines) located in 'covered locations' (high consequence areas or areas that could affect them) must fully isolate any ruptured pipeline segment within 30 minutes of rupture identification. This requirement takes effect 5 years after enactment. The bill establishes a detailed waiver process for operators who can demonstrate infeasibility, requiring extensive public and emergency responder consultation, and mandates a rulemaking to implement these requirements.
Sec. 106
Enhanced Safety Regulations for Carbon Dioxide Pipelines
This provision requires PHMSA to complete a rulemaking on carbon dioxide (CO2) pipeline safety within 18 months, considering measures such as minimum safety standards for all phases of transportation, improved determination of potential impact areas (including plume dispersion models), effective leak detection methods (like unique odorants), fracture propagation protection, and standards for converting existing pipelines for CO2 use. It also mandates additional regulations within 2 years on geohazard assessment, reporting requirements for CO2 pipelines (including contaminants), and public notification of CO2 hazards and emergency response plans.
Sec. 107
Study and Prohibition on Hydrogen Blending in Natural Gas Systems
This provision mandates a Government Accountability Office (GAO) study, due in 3 years, on the short- and long-term safety, health, environmental, and climate change impacts and risks of blending hydrogen into existing natural gas systems. Crucially, it prohibits pipeline operators from transporting hydrogen (beyond trace amounts) through natural gas distribution pipeline systems under PHMSA jurisdiction until Congress expressly provides for its safe regulation by statute. An exception is made for pipelines already designed for and transporting hydrogen above trace levels for at least 10 years.
Sec. 108
Extension and Modification of Natural Gas Distribution Infrastructure Safety and Modernization Grant Program
This provision extends the Natural Gas Distribution Infrastructure Safety and Modernization Grant Program, authorizing an additional $200 million annually for fiscal years 2027 through 2031, totaling $1 billion. It modifies the program to explicitly encourage 'non-emitting alternatives' (such as electrification, renewable energy, and networked geothermal systems) and mandates that not less than 20 percent of the funds each fiscal year be used for such alternatives. Additionally, it adds considerations for applicants who pay prevailing wages and comply with apprenticeship requirements.
Sec. 201, Title 49, United States Code, Section 108(h)
Establishment of PHMSA Office of Public Engagement
This provision establishes an Office of Public Engagement within PHMSA, headed by a Director. The Office is tasked with coordinating assistance (financial, technical, educational) to the public, particularly through proactive and targeted outreach to environmental justice communities. Its duties include establishing a process for public inquiries and complaints, providing educational materials, assisting local first responders with emergency management plans, and facilitating post-incident support. The bill authorizes $12 million annually for fiscal years 2025-2028 for this office.
Sec. 203, Title 49, United States Code, Section 60132
Expanded Public Disclosure of Pipeline Safety Data
This provision significantly expands requirements for pipeline operators to disclose safety data to the public. Operators of 'covered facilities' (pipelines, LNG facilities, underground storage) must provide extensive information free of charge on a publicly accessible website, including substances transported, decommissioning plans, emergency response plans, setback requirements, and CO2 dispersion modeling results. It mandates annual notifications to owners and tenants of potentially impacted residences and commercial structures, and to relevant first responders. Upon request, operators must provide additional detailed safety information, and PHMSA is required to make pipeline maps publicly available in a machine-readable format.
Sec. 302, Title 49, United States Code, Section 60121
Expanded Private Right of Action for Pipeline Safety Violations
This provision significantly expands the ability of private persons to bring civil actions related to pipeline safety. It allows individuals to sue for "all appropriate relief, including civil penalties and injunctive relief," against any person (including the U.S. Government, where permitted) for violations of pipeline safety law or regulations. It also permits lawsuits against the Secretary for failure to perform a nondiscretionary duty. The bill grants federal district courts jurisdiction over such actions, regardless of the amount in controversy or citizenship of the parties, and allows the Secretary to intervene.
Sec. 303, Title 49, United States Code, Section 60122(a)(1)
Removal of Maximum Civil Penalty for Series of Violations
This provision amends 49 U.S.C. 60122(a)(1) by striking the third sentence, which previously capped the maximum civil penalty for a related series of pipeline safety violations at $1,000,000. By removing this cap, the bill allows for potentially much higher penalties for ongoing or systemic violations, providing PHMSA with greater enforcement leverage. It also requires the Secretary to revise relevant regulations within 180 days to reflect this change.
This subsection defines 'non-emitting alternative' to include electrification, renewable energy sources, networked geothermal systems, storage, efficiency, and behavior change. It also includes several conforming amendments that reorder paragraphs in 49 U.S.C. 60101(a).
Sec. 101(b)
Why it matters:While definitions are often placed in such sections, the renumbering of numerous existing paragraphs makes the new definition less conspicuous amidst technical legislative housekeeping. The specific definition is crucial for guiding PHMSA's new climate considerations and the grant program.
Case for: Supporters would argue this definition is crucial for guiding PHMSA's new climate considerations and the grant program towards genuinely sustainable energy solutions, ensuring federal efforts align with decarbonization goals.
Case against: Critics might argue the definition is overly broad or prescriptive, potentially limiting future technological flexibility or inappropriately steering PHMSA's focus away from core safety mandates.
Estimated impact: This definition will guide significant future regulatory and funding decisions towards specific energy technologies, potentially influencing billions in infrastructure investment and shaping the future energy landscape.
This provision amends 49 U.S.C. 60115(b)(4) to provide reasonable compensation for public members of technical safety standards committees and clarifies that this compensation does not make them officers or employees of the Federal Government for eligibility purposes.
Sec. 103(a)(2)(B)
Why it matters:While part of a broader reform, the provision of compensation for public members is a key enabler for attracting diverse expertise, particularly from individuals who might otherwise be unable to afford to serve. Its placement within detailed procedural amendments makes it less visible.
Case for: Proponents would argue that providing reasonable compensation is essential to attract diverse and qualified public members, especially those from environmental justice communities, who might otherwise be unable to serve due to financial constraints, thereby improving committee effectiveness and representation.
Case against: Opponents might argue that any compensation, even if reasonable, could create a perception of professionalization or reduce the 'volunteer' spirit of public service, potentially blurring the lines between public and governmental roles.
Estimated impact: This provision will incur modest direct financial costs but could have a significant impact on the quality, diversity, and independence of committee membership, enhancing the legitimacy and robustness of pipeline safety standards.
This provision authorizes the Administrator to provide reasonable compensation for individuals providing input on the establishment of the Office of Public Engagement, specifically to facilitate the participation of environmental justice communities.
Sec. 201(h)(2)(C)
Why it matters:It's a specific enabling detail within a larger procedural section. However, its importance lies in directly addressing financial barriers to participation for historically marginalized communities, which is a significant equity consideration.
Case for: Supporters argue this is critical for ensuring genuine, equitable input from environmental justice communities, who often face financial barriers (e.g., lost wages, childcare costs) to participating in public processes, thereby making the Office truly responsive to their needs.
Case against: Some might argue against using federal funds for such compensation, viewing it as an unnecessary expense or a form of incentivized participation that could potentially skew input, rather than purely voluntary engagement.
Estimated impact: This provision will incur modest financial costs but could have a significant impact on the inclusivity and representativeness of public input during the foundational stages of the Office of Public Engagement, leading to more effective outreach strategies.
This provision mandates that each operator of a covered facility shall, not less frequently than annually, provide a notification to the owners of all occupied residences and operational commercial structures that could be impacted by a rupture or explosion, any tenants of those structures, and relevant first responders. This notification must include changes from previous notifications, operator legal duties, recipient legal rights, and information on how to request additional data.
Sec. 203(b)(2)(C)
Why it matters:Part of a comprehensive transparency overhaul, this provision represents a distinct and substantial operational mandate for operators and a significant benefit for affected communities. Its detailed nature within a broader section on information disclosure makes it less immediately apparent.
Case for: Proponents argue this ensures continuous, up-to-date awareness for those most at risk from pipeline incidents, empowering them with critical information about potential hazards, emergency procedures, and their legal rights, thereby enhancing public safety and preparedness.
Case against: Operators would argue this imposes a substantial and costly annual administrative and communication burden, requiring significant resources to identify and notify millions of individuals and entities, potentially leading to information overload or unnecessary public anxiety.
Estimated impact: This provision will result in significant ongoing administrative and communication costs for pipeline operators, potentially totaling millions of dollars annually. Conversely, it will enhance preparedness and awareness for millions of individuals and thousands of emergency response units across the country.