Response to Clean Air Act Section 126(b) Petitions From Delaware and Maryland

The Environmental Protection Agency (EPA) is announcing that a public hearing will be held on the EPA's proposed response to petitions from Delaware and Maryland pursuant to section 126 of the Clean Air Act (CAA or Act). The EPA is proposing to deny four CAA section 126(b) petitions submitted by the state of Delaware and one CAA section 126(b) petition submitted by the state of Maryland between July and November 2016. The hearing will be held on June 22, 2018, in Washington, DC.