Global first submitted an application to modify its existing air permit to the New York State Department of Environmental Conservation (DEC) on June 1, 2013. A revised application was submitted on November 8, 2013 and the DEC determined the application materials were complete on November 21, 2013. 

DEC published a notice in its Environmental Notice Bulletin on November 27, 2013 announcing the draft permit and establishing a 30-day public comment period through December 27, 2013.

On December 31, 2013, the DEC included a second notice about the proposed Project in its Environmental Notice Bulletin, extending the public comment period through January 31, 2014.

On January 29, 2014, the DEC extended the public comment period on the proposed Project for a second time. As a result, the public had until April 2, 2014, to provide comments and feedback on the proposed Project to the DEC. The DEC placed an updated notice in its Environmental News Bulletin and announced it would hold a public information session on the proposed Project on February 12, 2014.

On March 26, 2014, the DEC extended the public comment period on Global's proposed Project a third time through June 2, 2014. This extension was announced in the March 26, 2014, issue of the DEC's Environmental Notice Bulletin.

The public comment period was extended a fourth time May 21, 2014 until August 1, 2014, which was noticed in DEC's May 28, 2014 Environmental Notice Bulletin, and again on July 30, 2014, to September 30, 2014. DEC extended the public comment period for a sixth time on September 26, 2014, to November 30, 2014.