The article reviews the decisions in general then the impact on the NRC. You may want to skip down to the sections that are specific to the NRC.
Supreme Court overturns Chevron; issues other decisions impacting NRC and agencies
https://www.engage.hoganlovells.com/knowledgeservices/news/supreme-court-overturns-chevron-issues-other-decisions-impacting-nrc-and-agencies