Pursuant to the Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is approving revisions to the applicable New Source Review (NSR) State Implementation Plan (SIP) for the City of Albuquerque-Bernalillo County submitted on January 18, 2018, that includes supplemental information provided on April 30, 2019. The EPA is approving newly adopted Minor New Source Review (MNSR) permitting regulations which waive specific permitting requirements for certain sources and create new procedures for authorizing construction and modification of these sources.