Why the wholesale electricity market is crucial for South Africa's energy reform

SOUTH Africa's electricity reform has reached a stage where institutional design matters more than legislative intent.

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The amended Electricity Regulation Act sets out a competitive, multi-market structure anchored by an independent transmission system operator and a wholesale electricity market.

The question is no longer what the framework should look like. The question is whether it is being implemented with precision and speed. The National Business Initiatives South African Wholesale Electricity Market (SAWEM) report places the wholesale platform at the centre of this reform phase. It argues that a functioning market is the mechanism through which price discovery, capital mobilisation and more efficient dispatch will occur.

Krutham’s Policy to Power report complements this view by identifying the institutional steps required to translate statute into operation, along with the bottlenecks slowing progress. Under the current model, Eskom remains the dominant buyer and dispatcher of electricity. Risk is concentrated, price signals are muted and entry for new generation depends on administrative allocation rather than market clearing.

A competitive wholesale market changes those incentives. Generators compete on cost. Dispatch reflects marginal economics rather than legacy asset position. Buyers gain access to multiple suppliers. The system operator coordinates flows across the grid based on transparent rules. For municipalities, this transition reshapes a longstanding revenue model. Many local governments purchase bulk electricity from Eskom at regulated tariffs and resell it at a markup. Electricity surpluses fund other municipal services.