On March 25, 2020, the United States Environmental Protection Agency (“USEPA”) published on its website a draft memorandum entitled “Interpretation of ‘Begin Actual Construction’ Under the New Source Review Preconstruction Permitting Regulations” (“draft memorandum”). The draft memorandum announces that USEPA is adopting a revised interpretation of “begin actual construction” that will allow a source owner or operator to undertake significantly more physical on-site activities prior to obtaining a construction permit than previously allowed ...