Environmental Law | Administrative Law | Case Law

On 17 September 2025, the Supreme Court of Appeal set aside the environmental authorisation granted for Eskom's proposed 3 000MW combined cycle gas power plant in Richards Bay.

In South Durban Community Environmental Alliance and Another v Minister of Forestry, Fisheries and the Environment and Others, the Court considered important questions concerning public participation, climate change, cumulative environmental impacts, need and desirability, alternatives and administrative decision-making under South African environmental law.

The judgment demonstrates that environmental authorisation is not merely a procedural hurdle before a development begins. Decision-makers must properly consider the environmental information and statutory factors required by law.

The Result

The SCA upheld the appeal, reviewed and set aside the Minister's decision and ultimately set aside the environmental authorisation for the proposed Richards Bay Combined Cycle Gas Power Plant.

Gas power plant representing the Richards Bay environmental authorisation case decided by the Supreme Court of Appeal

The Proposed Richards Bay Power Plant

Eskom proposed the construction and operation of a 3 000MW combined cycle gas power plant in the Richards Bay Industrial Development Zone in KwaZulu-Natal.

The proposed plant was intended primarily to operate using gas, with diesel available as a backup fuel. Gas would be transported to the plant from a gas terminal at Richards Bay Port through a pipeline that had yet to be constructed.

Because the development involved activities requiring environmental authorisation, an environmental impact assessment process was undertaken before authorisation could be granted.

Capacity

3 000MW

The proposed combined cycle plant would have an installed electricity generation capacity of approximately 3 000MW.

Primary Fuel

Natural Gas

Gas was intended to be the primary fuel source, with diesel serving as backup.

Location

Richards Bay

The proposed infrastructure would be situated within the uMhlathuze Local Municipality in KwaZulu-Natal.

Approval

Environmental Authorisation

The Chief Director granted environmental authorisation for the proposed plant in December 2019.

How Did the Dispute Reach the SCA?

The South Durban Community Environmental Alliance and the trustees of the Groundwork Trust challenged the environmental authorisation.

Their internal appeal to the Minister was dismissed in October 2020. They subsequently approached the Gauteng Division of the High Court, Pretoria, seeking to review and set aside the relevant decisions.

After the High Court dismissed the review application, the matter proceeded to the Supreme Court of Appeal.

01

Environmental Authorisation

The Chief Director granted environmental authorisation for the proposed power plant on 23 December 2019.

02

Internal Appeal

SDCEA and Groundwork challenged the authorisation through the statutory appeal process.

03

Minister Dismisses the Appeal

On 13 October 2020, the Minister dismissed the internal appeal and confirmed the authorisation.

04

High Court Review

The organisations sought judicial review in the Gauteng Division of the High Court, Pretoria.

05

Supreme Court of Appeal

After the High Court dismissed the review, the challenge proceeded to the SCA.

What Was Challenged on Appeal?

By the time the matter reached the SCA, the appellants persisted with five principal grounds concerning the environmental authorisation process.

Climate

Climate Change Impacts

The adequacy of the assessment of the proposed plant's climate change consequences was challenged.

Need

Need & Desirability

The appellants argued that relevant considerations concerning the need and desirability of the project had not properly been taken into account.

Alternatives

Alternative Options

The consideration of alternatives to the proposed gas power plant formed part of the challenge.

Cumulative Effects

Combined Environmental Impact

The adequacy of the assessment of cumulative environmental impacts was placed in issue.

Participation

Public Consultation

The appellants argued that the public participation process was inadequate and procedurally unfair.

Review

Administrative Justice

These alleged deficiencies were relied upon as grounds for judicial review of the administrative decisions.

NEMA Is Central to Environmental Decision-Making

One of the important aspects of the SCA's judgment was its treatment of the National Environmental Management Act 107 of 1998, commonly referred to as NEMA.

The Court described NEMA as establishing the comprehensive environmental management framework through which laws and administrative decisions that may significantly affect the environment must be approached.

The environmental principles in section 2 of NEMA apply to organs of state when exercising functions that may significantly affect the environment.

Environmental Governance

Government policy concerning energy does not displace the environmental obligations imposed by NEMA. Environmental considerations must form part of the decision-making process for the particular project.

The Constitutional Environmental Right

Section 24 of the Constitution provides everyone with the right to an environment that is not harmful to their health or well-being.

It also protects the environment for present and future generations through reasonable legislative and other measures directed at preventing pollution and ecological degradation, promoting conservation and securing ecologically sustainable development while promoting justifiable economic and social development.

Development and Environmental Protection

South African environmental law does not treat economic development and environmental protection as completely separate concepts. Environmental decision-making must integrate social, economic and environmental considerations.

Public Participation Must Be Meaningful

Public participation became one of the most important issues in the appeal.

The SCA stressed that public participation in environmental decision-making must provide affected or potentially affected people with a genuine opportunity to participate in the process.

Consultation must be conducted in good faith and through culturally appropriate measures and procedures.

Participation Is More Than Notification

Making documents technically available does not necessarily amount to meaningful consultation. The process must reasonably enable affected communities to understand the proposal and participate effectively.

Why Language Became So Important

The public participation process was criticised because the relevant notices were published in English and Afrikaans, despite isiZulu being the dominant language spoken in the affected area.

The SCA considered this within the broader question of whether public participation had genuinely been inclusive and effective.

Environmental consultation must take account of the actual communities affected by the proposed activity. Accessibility cannot be assessed merely by asking whether a notice was published.

Practical Lesson for Developers

Public participation should be designed around the affected community. Language, accessibility and the practical ability of interested and affected parties to engage with the process can be legally significant.

Climate Change Impacts Had to Be Properly Considered

The SCA also examined the assessment of the climate consequences associated with the proposed power plant.

The environmental impact report indicated that the plant would produce greenhouse gas emissions when burning gas and would require significant quantities of water for electricity generation.

The Court was concerned with whether the environmental consequences of those features had been properly considered as part of the authorisation process.

Project-Specific Assessment

Broad national energy policy cannot substitute for a proper assessment of the environmental consequences of the particular development for which environmental authorisation is sought.

Cumulative Environmental Impacts Matter

Environmental impacts do not necessarily occur in isolation. A new development may interact with existing infrastructure, industrial activities and other proposed developments in the surrounding area.

The appellants challenged the adequacy of the assessment of the cumulative effects of the proposed plant and associated infrastructure.

The SCA confirmed the importance of considering cumulative environmental consequences when the statutory environmental framework requires them to be taken into account.

Air

Emissions

The environmental assessment may need to consider the proposed project's emissions together with relevant existing or foreseeable sources.

Water

Resource Use

The demand placed on water and other natural resources can form part of the broader environmental enquiry.

Infrastructure

Associated Development

Pipelines, terminals and other infrastructure connected to a major project may raise related environmental issues.

Area

Existing Industry

Existing activities in the surrounding area can be relevant when assessing the cumulative burden on the environment.

Need and Desirability Cannot Be Ignored

The need and desirability of the proposed development was another important issue before the SCA.

Eskom had relied on the need for flexible generation capacity and the role gas could play within South Africa's changing energy mix. However, the environmental decision-maker was still required to consider relevant information bearing on whether the particular development was needed and desirable.

Of particular significance was an electricity generation determination concerning 3 000MW of new gas generation capacity through independent power producer procurement programmes.

Relevant Information Must Be Considered

The SCA found that the 3 000MW independent power producer allocation was a relevant consideration in the need and desirability assessment but had not been taken into account when the Minister upheld the authorisation.

What About Alternative Energy Sources?

The consideration of alternatives was closely connected to the environmental assessment and the need and desirability of the proposed development.

The High Court had accepted Eskom's explanation for why renewable energy sources were not considered as alternatives for the particular role the plant was intended to perform.

The SCA approached the matter within the broader statutory framework requiring environmental decision-makers to consider relevant alternatives and the environmental consequences of the proposed activity.

The Broader Principle

An environmental assessment must be capable of demonstrating that relevant alternatives have been properly considered rather than simply assuming that the proposed project is the only available option.

Environmental Decisions Are Also Administrative Decisions

The case was not only about environmental science. It was also about lawful administrative decision-making.

Decisions concerning environmental authorisations constitute administrative action and can be reviewed under the Promotion of Administrative Justice Act where the statutory requirements for review are established.

One of the central complaints was that relevant considerations required by the environmental framework had not properly been taken into account.

Lawfulness

Statutory Requirements

The decision-maker must exercise environmental powers within the legal framework created by NEMA and other applicable legislation.

Procedure

Fair Process

Procedural requirements, including meaningful public participation, can be essential to the validity of the administrative process.

Information

Relevant Considerations

Material factors required by law must genuinely be considered before a decision is made.

Review

Court Intervention

Administrative decisions may be reviewed and set aside where legally reviewable defects are established.

Was the Court Interfering With Energy Policy?

The respondents argued that environmental authorisation involves complex policy considerations and that judicial interference could improperly intrude upon executive decision-making.

The SCA distinguished between deciding national energy policy and determining whether an administrative decision had complied with the law.

Courts Review Legality

Judicial review does not require a court to choose South Africa's energy policy. The court's role is to determine whether the decision-maker acted lawfully and complied with the statutory environmental framework.

Why Did the SCA Set the Authorisation Aside?

Having found material defects in the decision-making process, the SCA reviewed and set aside the Minister's decision dismissing the internal appeal.

The Court substituted that decision with an order upholding the internal appeal and setting aside the environmental authorisation issued in December 2019.

The Legal Effect

The SCA stated that the effect of its order was that the environmental authorisation was a nullity. The project could not simply continue under that authorisation.

Does the Judgment Permanently Prevent the Project?

No. The SCA did not impose a permanent prohibition preventing Eskom from ever seeking environmental authorisation for the proposed development.

The Court expressly stated that Eskom remained at liberty to renew its application once the requirements that had not been complied with had been addressed.

A Fresh Process Would Be Required

The defects could not simply be overlooked. Any renewed application would need to address the deficiencies identified by the Court, including the flaws in public participation and the environmental considerations that had not properly been addressed.

What Does the Judgment Mean for Businesses and Developers?

The case provides several practical lessons for developers seeking environmental approval for projects with potentially significant environmental consequences.

Planning

Start Compliance Early

Environmental compliance should form part of project planning rather than being addressed only after major commercial decisions have already been made.

Participation

Engage Meaningfully

Public participation should be accessible to the communities actually affected by the development.

Assessment

Consider the Full Impact

Climate, cumulative effects, resource use and other material environmental consequences require proper consideration where relevant.

Alternatives

Test the Proposal

Relevant alternatives, together with the need and desirability of the proposed development, should be addressed meaningfully.

What Does the Judgment Mean for Communities?

The judgment also reinforces the role that interested and affected communities can play in environmental decision-making.

Public participation is intended to allow people who may be affected by a development to understand the proposal, raise concerns, provide information and participate meaningfully in the environmental assessment process.

Participation Has Substance

The right to participate is not satisfied merely because a process exists on paper. The process must be capable of facilitating meaningful and effective engagement with the people who may be affected.

Can an Environmental Authorisation Be Challenged?

Environmental authorisations and related administrative decisions may be subject to statutory appeal procedures and, where the requirements are met, judicial review.

The appropriate procedure and applicable time periods depend on the decision involved, the governing legislation and the circumstances of the matter.

01

Identify the Decision

Establish precisely what environmental or administrative decision has been made and by which authority.

02

Check the Applicable Legislation

Determine which statutory provisions, regulations and environmental procedures govern the decision.

03

Consider Internal Remedies

Where an internal appeal or other remedy is available, it may need to be pursued before judicial review.

04

Assess the Record and Grounds

The reasons for the decision, environmental reports, public participation record and other relevant material may need to be examined.

05

Consider Judicial Review

Where reviewable administrative defects are present, appropriate court proceedings may be considered.

What Does the Judgment Mean for Decision-Makers?

The judgment is equally important for government departments and officials responsible for environmental authorisations.

Decision-makers must do more than confirm that environmental reports have been filed. They must properly engage with the relevant information and statutory considerations before reaching a decision.

A Checklist Is Not Enough

Administrative legality depends on genuine compliance with the statutory framework. The existence of reports, notices and procedures cannot cure a failure to consider the matters the law actually requires the decision-maker to consider.

Why the Richards Bay Judgment Matters

The case sits at the intersection of environmental law, constitutional rights, administrative justice and South Africa's energy transition.

It confirms that the need for energy development does not remove environmental decision-making from the framework created by NEMA. Nor does the complexity of a large infrastructure project reduce the need for lawful administrative action.

The judgment also gives practical substance to public participation by emphasising that engagement must be meaningful and appropriate for the communities affected.

The Key Takeaway

The Supreme Court of Appeal did not decide that gas power generation is inherently unlawful or that Eskom can never pursue the Richards Bay project.

It decided that the environmental authorisation under challenge could not stand because the legally required environmental and administrative process had not been properly complied with.

The Principle

Major development and infrastructure projects must proceed within the environmental framework established by law. Meaningful public participation, proper environmental assessment and lawful administrative decision-making are substantive requirements, not procedural formalities.

This article provides general legal information and commentary on South Durban Community Environmental Alliance and Another v Minister of Forestry, Fisheries and the Environment and Others (479/2023) [2025] ZASCA 134 and does not constitute legal advice. Environmental and administrative law matters are fact-specific and may involve specialised legislation, regulations, statutory procedures and strict time periods. Legal advice should be obtained regarding the circumstances of a particular matter.

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