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Results:1-10 of 24

Update: Confluence of Emissions Regulations Favor Renewable Energy Development
  • Sullivan & Worcester LLP
  • USA
  • July 1 2016

This posts continues our discussion regarding the status of several major recent regulations by the U.S. Environmental Protection Agency (EPA) that


U.S. EPA Earns Early Victory in Opponents' Challenge to Clean Power Plan
  • Sullivan & Worcester LLP
  • USA
  • January 22 2016

On January 21, the United States Environmental Protection Agency (U.S. EPA) won an initial victory as the D.C. Circuit refused to grant opponents a


Can the Clean Power Plan achieve its carbon emission reduction goal through increased renewable energy development?
  • Sullivan & Worcester LLP
  • USA
  • September 22 2015

As the dust settles amidst the hoopla and angst surrounding the Environmental Protection Agency's (U.S. EPA) final promulgation of President Obama's


EPA initiates rulemaking process to regulate aircraft greenhouse gas emissions
  • Sullivan & Worcester LLP
  • USA
  • July 1 2015

Earlier this month, the Environmental Protection Agency (EPA) took the next step to regulate greenhouse gas (GHG) emissions from aircraft by


EPA denies environmental groups petition to regulate lead emissions from aviation gasoline
  • Sullivan & Worcester LLP
  • USA
  • January 30 2015

In April 2014, environmental groups Friends of the Earth, Physicians for Social Responsibility, and Oregon Aviation Watch filed an administrative


Environmental groups file notice of intent to sue EPA again over endangerment finding for aircraft emissions
  • Sullivan & Worcester LLP
  • USA
  • August 6 2014

As discussed previously in this blog, in 2012, the United States District Court for the District of Columbia required the Environmental Protection


Federal appeals court muddies the waters: finds that EPA has the last word on disposal site selection even after Army Corps’ issuance of a Section 404 permit
  • Sullivan & Worcester LLP
  • USA
  • May 13 2013

In the contentious context of mountaintop removal mining, a federal appeals court recently held, in Mingo Logan Coal Co. v. EPA, No. 12-5150 (D.C


Recent developments create mounting uncertainty concerning EPA’s regulation of stormwater under the Clean Water Act
  • Sullivan & Worcester LLP
  • USA
  • January 16 2013

Within the last few weeks, three separate legal developments have demonstrated the difficulty faced by the United States Environmental Protection


EPA brings NOx emissions regulations for commercial and non-commercial civilian aircraft engines in line with ICAO standards
  • Sullivan & Worcester LLP
  • USA
  • July 2 2012

Late last month, EPA adopted new nitrogen oxide (“NOx”) emissions standards for aircraft engines that align with international requirements previously promulgated by the International Civil Aviation Organization (“ICAO”).


Industry-government task force report sheds light on future of aviation gasoline
  • Sullivan & Worcester LLP
  • USA
  • June 29 2012

As mentioned in earlier posts, “Environmental Advocacy Group Sues EPA to Regulate Emissions from Aviation Gasoline” and “EPA Sets Its Regulatory Cross Hairs on Leaded Aviation Fuel,” leaded aviation gasoline, or avgas, is a concern in the general aviation industry.