Notice of Comment Period - Update to State Implementation Plan Definitions

On November 26, 2021, the Department promulgated amendments to Chapters 1 and 8; the update to Chapter 1 added the new definition, “stationary engine,” to 20 DCMR § 199. (68 DCR 12420.) On June 5, 2020, DOEE also promulgated an update that removed and added definitions and abbreviations to 20 DCMR § 199 while simultaneously revising some of the existing language in 20 DCMR § 199. (67 DCR 6758 and 67 DCMR 6789.) 

The Department has already promulgated the updates to § 199 DEFINITIONS AND ABBREVIATIONS, and the redline document indicating the changes from 2020 and 2021 is linked below in the Attachment section. In addition, the final rulemakings updating § 199 are also below.