All about that bass

In this Weekly Dispatch:

1. AEMO updated the ISP methodology, now considering gas supply, distribution capacities and system security.
2. AEMO released the WEM ESOO.
3. The AER has accepted the application from APA Group to convert Basslink into a regulated transmission service.
4. The City of Sydney will require all new buildings to be fully electric by January 2027. 
5. New hot water systems in Victoria will need to be electric from March 2027.
6. The AER released a report on retail performance in the first quarter of 2025.
7. Podcast of the week: Let Me Sum Up chat about productivity and the gas regulatory asset base.