<\/p>\n
Municipal electricity debt has become a macroeconomic and industrial issue, because electricity distribution is not a niche municipal service \u2013 it is a central artery of the economy.<\/p>\n
Municipal distributors supply households, malls, office parks, factories, hospitals and public infrastructure.<\/p>\n
Read:
Eskom CEO says overdue municipal debt delaying firm\u2019s unbundling
Controllers of the national purse support Eskom\u2019s municipal debt plan
Municipal debt poses biggest threat to Eskom, says EIUG<\/p>\n
When municipal electricity trading accounts collapse, the effects ripple outward: maintenance is deferred, outages multiply, network losses rise, and investment decisions tilt away from municipal supply areas.<\/p>\n
The result is a slow degradation of reliability, affordability and competitiveness.<\/p>\n
\nThe uncomfortable implication is that municipal arrears are not simply a symptom of poor local governance.<\/p>\n<\/blockquote>\n
They are also the predictable outcome of an electricity distribution industry (EDI) structure that has, over time, placed municipal distributors in an increasingly untenable position \u2013 financially, operationally and politically.<\/p>\n
The crisis should properly be framed as a structural misalignment at the centre of South Africa\u2019s EDI, with Eskom in the thick of it.<\/p>\n
Structural lock-in: How municipalities became dependent on Eskom<\/strong><\/p>\n
Historically, many municipalities generated, transmitted and distributed their own power largely to \u2018white\u2019 residents, businesses and services, with revenues aligned to local networks and local responsibilities.<\/p>\n
Over time, that model was dismantled.<\/p>\n
Eskom\u2019s centralised generation expanded, while the municipal customer base grew and municipalities transitioned into bulk purchasers \u2013 effectively retailers and network operators \u2013 and no longer generators.<\/p>\n
That shift created a dependency on Eskom that has proven extraordinarily difficult to escape.<\/p>\n
Read:
Eskom\u2019s municipal debt solution a \u2018takeover by stealth\u2019?
Municipal arrears to Eskom rocketed by 71% in one year<\/p>\nMost municipalities now source virtually all their electricity from Eskom under bulk supply agreements, while carrying expanded responsibility for operating, maintaining and growing their local distribution networks.<\/p>\n
In theory, municipalities can diversify supply through independent power producers (IPPs). In practice, their ability to do so has been constrained by regulation, licensing and ministerial determinations, complex procurement rules, competency issues, and unsettled wheeling and trading frameworks \u2013 even where network capacity exists.<\/p>\n
This \u2018locked-in dependency\u2019 is such that municipalities do not have own generation control or practical freedom to procure competitively at scale, but remain fully exposed to Eskom\u2019s escalating tariffs and demand penalties.<\/p>\n
Read:<\/p>\n
Eskom awards contract to develop virtual wheeling platform<\/div>\nCritical balancing act required for Eskom to meet demand in the coming five years<\/div>\nThis lock-in matters because it turns municipal electricity distribution into a pass-through business with a widening structural gap: the municipality must buy at whatever Eskom charges, but sell into a local economy with limited affordability, weak payment discipline, and growing alternatives for better-resourced customers.<\/p>\n
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CONTINUE READING BELOW<\/p>\n<\/div>\n<\/div>\n
Tariffs and non-payment: The post-2007 affordability shock<\/strong><\/p>\n
In addition to governance issues, a driver for municipal failure is the escalation in Eskom\u2019s bulk tariffs from about 2007 onward \u2013 not merely above inflation, but at levels that completely rewired the affordability of electricity for households and businesses.<\/p>\n
The dramatic post-2007 electricity price trajectory indicates steep increases coinciding with the onset of load shedding and Eskom\u2019s new-build programme. The core point is not the exact percentage in any single year \u2013 it is the compounding shock over more than a decade.<\/p>\n
\nElectricity moved from being a relatively cheap input to a hyper-inflating administered price.<\/p>\n<\/blockquote>\n
For municipal electricity distributors, the tariff shock transmits downstream through a brutally simple mechanism: municipalities purchase bulk power at rapidly escalating tariffs and must resell it to end-users.<\/p>\n
If they pass through the full increase, electricity becomes progressively unaffordable and payment drops. If they under-recover for political or affordability reasons, the trading account absorbs the loss. Either way, the financial gap widens.<\/p>\n
Listen\/read:\u00a0Eskom in the black, but municipalities still owe it R103bn<\/p>\n
This is where \u2018non-technical losses\u2019 become central \u2013 electricity consumed but unpaid due to payment default, illegal connections, meter bypassing, billing failures and fraud.<\/p>\n
\nRising Eskom electricity tariffs to municipalities reduce affordability, drive higher non-technical losses, and rising municipal arrears \u2013 a cycle akin to a \u2018death spiral\u2019.<\/p>\n<\/blockquote>\n
Eskom\u2019s tariff trajectory was linked to its large generation capital programme, especially Medupi, Kusile and Ingula, as cost overruns and delays fed into higher tariffs under a regulated cost-recovery model.<\/p>\n
The downstream consequence is that municipal customers end up paying, via tariffs, for upstream mismanagement and inflated capital costs \u2013 while municipalities then carry the social and political fallout of affordability.<\/p>\n
Unequal burden: Municipal distributors carry costs that Eskom does not<\/strong><\/p>\n
A further driver for municipal failure is a structural unfairness that becomes clearest where Eskom and municipalities operate side-by-side as distributors.<\/p>\n
Johannesburg is a case study. City Power supplies roughly 60% of the metro, while Eskom Distribution supplies the remaining 40% directly to end-users within the same city. The arrangement is not unique.<\/p>\n
Across South Africa, Eskom supplies customers in areas outside municipal supply boundaries \u2013 including towns, rural regions, mines, industrial zones and developments.<\/p>\n
\nYet municipalities are charged tariffs that treat them effectively as end-user customers rather than peer network utilities.<\/p>\n<\/blockquote>\n
City Power, and every municipal distributor like it, must recover Eskom\u2019s bulk tariff and fund and operate extensive local distribution infrastructure.<\/p>\n
Listen\/read:
Is Joburg\u2019s City Power bankrupt?
City Power to settle debt, and energy transition funding slows<\/p>\n\n\nADVERTISEMENT:<\/p>\n
CONTINUE READING BELOW<\/p>\n<\/div>\n<\/div>\n
Municipalities absorb technical and non-technical losses, and cross-subsidise social and economic development tariffs, while trying to remain competitive with Eskom\u2019s own direct retail supply next door, often under lighter obligations.<\/p>\n
This isn\u2019t \u2018competition\u2019 in any meaningful sense. It is an arithmetic impossibility: one player carries layered costs and social mandates; the other supplies directly with a national tariff structure and different risk exposures.<\/p>\n
The result is a predictable behavioural response: businesses and mobile loads seek cheaper supply options or reposition into Eskom-supplied zones, shrinking the municipal commercial and industrial base \u2013 the very segment that funds cross-subsidies and supports the grid.<\/p>\n
Load shedding: How generation failure destroyed municipal finances<\/strong><\/p>\n
A third driver for municipal failure has been load shedding \u2013 not only as an interruption of supply, but as an uncompensated downstream shock imposed between 2008 and 2024, rooted in Eskom\u2019s generation failures and maintenance collapse.<\/p>\n
Read:
Identifying the bugs in SA\u2019s long-promised infrastructure boom
Structural reforms lay the foundation, but investment confidence remains the missing link<\/p>\nIn a properly regulated environment, persistent failure to meet demand would attract penalties and clawbacks. In South Africa, the costs and consequences were pushed downstream to municipalities without compensation or risk sharing.<\/p>\n
Load shedding damaged municipal finances in various ways:<\/p>\n
\n
- Revenue losses and margin distortion<\/em><\/li>\n<\/ul>\n
Load shedding reduces electricity volumes sold. But the financial impact is not uniform: for commercial and industrial customers on time-of-use (TOU) tariffs, the highest margin energy is often at peak periods \u2013 precisely when load shedding tends to bite. Municipalities lose their most profitable sales first, collapsing trading surpluses.<\/p>\n
\n
- Operating cost escalation<\/em><\/li>\n<\/ul>\n
Load shedding is labour-intensive for municipal distributors. Frequent switching, staggered restorations to avoid inrush trips, and repeated fault responses drive overtime and reactive maintenance. Planned maintenance is displaced by emergency work, increasing long-run costs and accelerating asset deterioration.<\/p>\n
\n
- Artificial demand spikes and maximum demand charges<\/em><\/li>\n<\/ul>\n
Because load shedding is often implemented at higher-voltage supply points rather than sectionalised feeders, large load blocks are restored simultaneously, producing restoration demand spikes. Those spikes can set maximum demand records and trigger 12-month demand charge ratchets \u2013 locking in higher bulk charges at the very moment energy sales are falling. Perversely, municipalities are financially penalised for peaks created by the operational reality of load shedding.<\/p>\n
\n
- Asset damage, failures and criminal opportunity<\/em><\/li>\n<\/ul>\n
Repeated full load on-off cycling reduces transformer life and stresses medium-voltage cable joints and terminations, driving failures and prolonged outages that require costly excavation and emergency repairs. Extended outages can deplete DC battery tripping systems, undermining protection and leading to catastrophic equipment damage. Public load shedding schedules also create predictable windows for theft, vandalism and meter bypassing, expanding permanent non-technical losses.<\/p>\n
Taken together, load shedding doesn\u2019t merely reduce sales. It increases costs, destroys assets, erodes revenue integrity and undermines payment morality \u2013 all while municipalities remain responsible for quality of supply at street level.<\/p>\n
Private escape routes vs municipal constraints<\/strong><\/p>\n
Over the last few years, South Africa has effectively created two different pathways to manage Eskom tariff and reliability risks.<\/p>\n
Large private sector customers increasingly have tools to hedge, including self-generation, private power purchase agreements (PPAs) with IPPs, and wheeling arrangements.<\/p>\n
\nMeanwhile, municipalities, though theoretically allowed to procure or generate, face legal, regulatory and procurement constraints that make such projects slow, risky and often unbankable.<\/p>\n<\/blockquote>\n
There is a deep structural asymmetry: large customers are increasingly enabled to escape high Eskom prices and poor reliability, while municipal distributors do not have equivalent tools and are left carrying stranded costs and social obligations.<\/p>\n
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CONTINUE READING BELOW<\/p>\n<\/p><\/div>\n<\/div>\n
This matters for municipal solvency because when large customers reduce municipal purchases \u2013 through self-generation, wheeling or moving to Eskom supply zones \u2013 municipalities lose the very loads that traditionally subsidised low-income service, network upkeep and system losses.<\/p>\n
Read:
\u2018Whose grid connection is it anyway?\u2019
Survey shows huge appetite for renewable projects
Rooftop solar, now at 7 300MW, overtakes all Eskom\u2019s IPP capacity<\/p>\nMunicipalities cannot respond symmetrically by quickly replacing Eskom bulk supply with cheaper IPP supply at scale. The result is another reinforcing feedback loop: customer flight shrinks the base; tariffs rise on those who remain; payment declines; and arrears grow.<\/p>\n
Rooftop solar PV compounds the pressure as municipalities buy bulk power on time-of-use (TOU) structures but sell to residential customers on flat tariffs, failing to recover peak demand and network capacity costs as network supply volumes shift.<\/p>\n
Conclusion: A structural failure, not just poor governance<\/strong><\/p>\n
Municipal mismanagement exists, and in some cases it is severe. But focusing only on local governance failures misses the larger design flaw.<\/p>\n
Eskom is insulated from commercial risk through tariff and regulatory mechanisms; selected large customers are protected through increasing access to alternative supply and negotiated price structures; national electrification priorities shape subsidy flows; and municipal electricity distributors absorb the residual financial, operational, political and social risk.<\/p>\n
Read: Treasury closes municipal money taps<\/p>\n
Municipalities carry tariff shock, cross-subsidy extraction, load shedding damage, theft, vandalism, business flight and revenue erosion \u2013 without structural price protection, compensation or a credible distribution industry reform pathway after the failure of the EDI restructuring efforts between 2001 and 2010.<\/p>\n
Solutions cannot be limited to \u2018better debt collection\u2019 or \u2018stricter credit control\u2019, important as these are.<\/p>\n
\nSouth Africa will need structural remedies that rebalance risk and cost across the electricity value chain.<\/p>\n<\/blockquote>\n
This includes fairer bulk pricing that recognises municipal distributors as network peers, workable municipal IPP procurement frameworks, coherent wheeling and trading rules, and a realistic pathway to restore distribution sustainability in an evolving market.<\/p>\n
Read:
Acting DG weighs in on South Africa\u2019s energy future
Grand plan to resolve municipal debt to Eskom \u2018flawed\u2019 and \u2018unrealistic\u2019<\/p>\nIf the system is engineered to accumulate municipal electricity debt, it will keep doing so \u2013 until service quality, investment confidence and local economic competitiveness fail with it.<\/p>\n
Chris Yelland is managing director of EE Business Intelligence<\/em>.<\/p>\n
Paul Vermeulen is an energy consultant.<\/em><\/p>\n
\u00a9 Copyright 2026 \u2013 EE Business Intelligence (Pty) Ltd. All rights reserved. This article may not be published without the written permission of EE Business Intelligence.<\/em><\/p>\n
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