Nersa to oppose Eskomâs high court review application Share Cape Town - The National Energy Regulator of SA (Nersa) announced on Monday that it will oppose Eskomâs High Court application to review its decision on the Regulatory Clearing Account (RCA) and supplementary applications for the 2018/19 financial year. Nersa said it had resolved at a meeting on April 28 to oppose the application brought by Eskom to review and set aside its decision pertaining to the approval of a RCA balance of R13.271 billion for the 2018/19 financial year, and its decision to grant Eskomâs supplementary revenue balance of R1.288 billion in respect of the 2018/19 financial year.