By Kalnisha Singh, development economist and founder of KD Strategies

South Africa is once again debating how to force beneficiation in its mining sector. This time, the focus is on chrome and specifically a proposed 25% export tax on raw chrome ore intended to revive domestic ferrochrome smelting.

The policy objective is understandable. Chrome is a critical input into stainless steel, stainless steel underpins industrialisation, and South Africa holds an estimated 70 to 80% of the world’s known chrome ore reserves, making it the single most important player in the global chrome market.

The question, however, is not whether beneficiation matters. It is whether the export tax is the right instrument and this is the right moment to achieve it.

 

Sector: Expanding unevenly

Contrary to the narrative of decline, South Africa’s chrome industry is growing upstream. In recent years, the country has exported more than 20 million tonnes of chrome ore annually, generating an estimated R80 to R90-billion a year in export revenue.

Chrome ore is now one of South Africa’s top bulk mineral exports by volume. The sector supports roughly 25 000 direct jobs, with many more indirect roles across logistics, services and mining communities.

This expansion has been driven by sustained global demand, particularly from China, which accounts for the majority of global stainless steel production. It has also been supported by increased recovery of chrome as a byproduct of platinum group metal mining, an important revenue buffer during periods of weak PGM prices.

At the same time, domestic ferrochrome smelting has contracted sharply. South Africa was once the world’s largest producer of ferrochrome. Today, a significant portion of installed capacity is mothballed or operating below nameplate levels.

These two trends are often presented as evidence of de-industrialisation. In reality, they reflect adaptation to structural constraints.

Why smelting decline and not mining? Ferrochrome smelting is among the most electricity intensive industrial processes in the economy. Electricity can account for up to 40% of a smelter’s operating costs.

Since 2008, Eskom tariffs for large industrial users have increased by well over 800%, while supply interruptions have become routine. In that context, South African smelters have struggled to compete with facilities in jurisdictions offering lower cost and more reliable power.

Ore availability was never the constraint – electricity was and remains. Mining companies responded by exporting more ore, not because beneficiation became undesirable, but because it became uneconomic under prevailing conditions. The sector adjusted and in doing so preserved jobs, investment and export earnings.

 

Acting too soon

What makes the timing of the proposed export tax particularly problematic is that South Africa is already in the early stages of restructuring its energy system. Significant effort and capital are being directed toward improving electricity availability, reliability and cost through a combination of renewable energy, private generation and wheeling frameworks, battery storage, potential expansion of nuclear capacity, and emerging green hydrogen and industrial decarbonisation initiatives.

These interventions are not yet fully realised, but they are reshaping the long term energy outlook for energy intensive industries. Imposing an export tax before these reforms begin to materially change the cost and reliability of electricity risks locking in the very outcomes policy is trying to avoid. It penalises mining at a moment when the enabling conditions for downstream processing are only now starting to come into view. In effect, the policy risks running ahead of the infrastructure transition.

 

Export tax: Undermining what is working

The logic behind the proposed 25% export tax is to tilt incentives back toward local processing by lowering domestic ore prices.

But this assumes that ore pricing is what drove smelters out of the market. It was not.

Without globally competitive electricity pricing and supply certainty, cheaper ore alone will not restore smelting at scale. What it will do is compress margins upstream, forcing producers to absorb part of the tax to remain competitive in international markets.

That matters because the upstream sector is where investment and expansion are currently occurring. It also introduces strategic risk. Chrome buyers, particularly in Asia, are not captive. Alternative suppliers, including Zimbabwe, are actively increasing output. Once buyers diversify supply chains, market share is difficult to regain.

 

Real opportunity but conditional

What makes this debate particularly important is that the chrome value chain itself is evolving.

Global stainless steel demand remains structurally strong, linked to urbanisation, infrastructure build and energy transition applications. At the same time, there is growing interest in lower carbon ferrochrome production, renewable energy powered smelting and integrated mining energy industrial hubs.

South Africa could be well positioned to participate in this next phase, especially as wheeling frameworks, private generation and hybrid energy solutions begin to mature. Several producers are already exploring renewable energy options to stabilise costs and reduce emissions. But these opportunities depend on competitiveness first, not compulsion.

 

Beneficiation must be enabled

None of this is an argument against beneficiation. On the contrary, it is an argument for getting the sequencing right.

If the government wants to expand downstream chrome processing, the priorities are clear. Restore electricity competitiveness and reliability. Improve logistics performance. Provide regulatory certainty. Design targeted, bankable industrial incentives that crowd in private capital.

Only once those foundations are in place does it make sense to use trade policy as a reinforcing lever, not as a blunt forcing mechanism.

 

A sequencing problem

This is not a choice between extraction and industrialisation. It is a question of timing.

South Africa’s chrome industry is growing, exporting and adapting under difficult conditions. The risk is that a prematurely imposed export tax undermines that momentum while failing to deliver the beneficiation gains it seeks. Chrome is not the problem. The opportunity is real. But without fixing energy and competitiveness first, policy risks getting ahead of economics. In industrial policy, timing matters as much as intent.

Supplied by Kalnisha Singh

 About author:

Kalnisha Singh is a development economist with over two decades of experience working across South Africa’s mining, energy and infrastructure sectors. Her work focuses on the intersection of economic development, social performance and sustainability in complex operating environments.

She is the founder of KD Strategies, a South Africa-based advisory firm that supports investors, project developers and boards in navigating regulatory, socio-economic and

stakeholder challenges across the full project lifecycle, from early development through operations and closure.

She advises both public and private sector clients and is regularly engaged on issues related to beneficiation, industrial policy, energy transition and the long-term resilience of resource dependent economies.