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HBC BLOG
Stay informed on the latest developments in environmental law, from policy changes and regulatory updates to sustainability initiatives. Our blog provides expert insights, analysis, and practical guidance to help you navigate the ever-evolving landscape of environmental regulations. Check back regularly for in-depth articles, breaking news, and thought-provoking discussions on the issues that matter most.


Upcoming NSR webinar in November!
We thought that we would share with the broader NSR community that the Air & Waste Management Association (A&WMA) is offering an NSR...
19 hours ago1 min read


Supreme Court’s Trump v. CASA Ruling Reshapes EPA Litigation Landscape
In a landmark 6–3 decision on June 27, 2025, the U.S. Supreme Court in Trump v. CASA, Inc. narrowed the availability of nationwide...
Aug 63 min read


EPA’s Plan to Rescind GHG Endangerment Finding Sets Up Legal Showdown
On July 29, the Trump EPA unveiled a controversial proposal to rescind the agency’s 2009 endangerment finding for greenhouse gases (GHGs)...
Jul 302 min read
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Upcoming NSR webinar in November!
We thought that we would share with the broader NSR community that the Air & Waste Management Association (A&WMA) is offering an NSR...
jmaiden
19 hours ago1 min read


Supreme Court’s Trump v. CASA Ruling Reshapes EPA Litigation Landscape
In a landmark 6–3 decision on June 27, 2025, the U.S. Supreme Court in Trump v. CASA, Inc. narrowed the availability of nationwide...
jmaiden
Aug 63 min read


EPA’s Plan to Rescind GHG Endangerment Finding Sets Up Legal Showdown
On July 29, the Trump EPA unveiled a controversial proposal to rescind the agency’s 2009 endangerment finding for greenhouse gases (GHGs)...
jmaiden
Jul 302 min read


AI Meets NEPA: White House Plan Proposes Sweeping Deregulatory Shift for Data Centers
In a significant policy turn, the White House has unveiled its AI acceleration plan—complete with a call to ease or eliminate numerous...
jmaiden
Jul 302 min read


Trump’s Latest Clean Air Waivers Push MATS, HON, and EtO Rules Past 2029
In another aggressive move to delay air toxics enforcement, President Trump has issued a new round of Clean Air Act (CAA) compliance...
jmaiden
Jul 212 min read


EPA Blocks Colorado Haze Plan, Citing Grid Reliability and Property Rights
In a move that could reshape how states draft air quality plans under the Clean Air Act (CAA), EPA is proposing to partially disapprove...
jmaiden
Jul 173 min read


Citizen Suits Gain Ground: Supreme Court Denial Sparks New Compliance Risks for Industry
In a quiet but consequential move, the U.S. Supreme Court has denied review in two closely watched cases that could have narrowed the...
jmaiden
Jul 152 min read


NEPA Reform Accelerates: Agencies Embrace Flexibility, Speed in Environmental Review
Federal agencies are rapidly overhauling their NEPA procedures—prioritizing flexibility and faster timelines in ways that may...
jmaiden
Jul 152 min read


RFS Proposal Marks a First for EPA Under Trump’s Sweeping Deregulatory Order
In what appears to be a first for the U.S. Environmental Protection Agency, the agency’s recently proposed Renewable Fuel Standard (RFS)...
jmaiden
Jul 152 min read


Supreme Court Declines to Weaken Citizen Enforcement Under Clean Air and Water Acts
June 30, 2025 – In a win for environmental advocates, the U.S. Supreme Court has denied review in two cases that could have significantly...
jmaiden
Jul 22 min read


EPA Shifts SRF Priorities Under Trump Orders, Scaling Back Climate and EJ Focus
The U.S. EPA’s fiscal year 2025 allotment for State Revolving Funds (SRFs) signals a major shift in direction for federal water...
jmaiden
Jun 302 min read


Rewriting the Rules: House GOP Pushes for Overhaul of EPA Air Standards Amid Industry Concerns
A Familiar Battle Over Clean Air Standards The latest salvo in the long-running fight over air regulation came last week, as House...
jmaiden
Jun 302 min read


Supreme Court Limits EPA’s Flexibility in Cross-State Air Pollution Enforcement
New Legal Hurdle for EPA’s Air Enforcement In an 8–0 ruling, the U.S. Supreme Court has dealt a procedural blow to the EPA’s efforts to...
jmaiden
Jun 302 min read


EPA’s Power Plant Rollbacks: Repeal with a Safety Net
On June 17, the EPA released proposed rules that would repeal two major Biden-era air regulations for power plants: greenhouse gas (GHG)...
jmaiden
Jun 302 min read


Regulatory Shift Underway: EPA Moves to Roll Back Key Climate and Air Toxics Standards.
On June 11, the Environmental Protection Agency announced two major rule proposals that would undo cornerstone climate and air toxics...
jmaiden
Jun 302 min read


EPA Seeks More Time on PFAS Rule Reconsideration
On June 4, 2025, the U.S. Environmental Protection Agency (EPA) requested an additional 45-day stay in ongoing litigation over its April...
jmaiden
Jun 122 min read


Arizona Expands PFAS Strategy with $5M in New Funding
The Arizona Department of Environmental Quality (ADEQ) has launched a major expansion of its statewide PFAS investigation and mitigation...
jmaiden
Jun 122 min read


EPA Set to Roll Back Power Plant Emissions Rules, Signaling Major Shift in Air Policy
On June 6, the White House Office of Management and Budget completed its interagency review of two major EPA rule proposals. This clears...
jmaiden
Jun 122 min read


EPA Announces Short Window for Clean Air Exemptions
The Environmental Protection Agency (EPA) invited companies to request exemptions from several Biden-era air pollution regulations under...
jmaiden
May 221 min read


SEC Discontinues Defenses of Biden-Era Climate Disclosures
The U.S. Securities and Exchange Commission (SEC) has voted to stop defending its climate-related disclosure rules in court. These rules,...
jmaiden
May 222 min read
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