Pursuant to 40 CFR 51.102, the Department of Environmental Protection (DEP) announces a public hearing and opportunity to offer comments on a proposed revision to Florida’s State Implementation Plan (SIP) under the Clean Air Act. This proposed SIP revision consists of a request for EPA to approve various infrastructure SIP elements that EPA previously disapproved. Specifically, DEP is requesting that EPA approve outstanding infrastructure elements from the 2008 Ozone Infrastructure SIP, the 1997 Ozone Infrastructure SIP; the 2006 Fine Particulate Matter Infrastructure SIP; and the 1997 Fine Particulate Matter Infrastructure SIP.