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Obsolete investment pacts hinder West African clean energy

A recent study warns that outdated international investment treaties and rigid contracts obstruct West Africa's transition to sustainable power systems.

By the CEII Desk, from reporting by Bioengineer.org

Key points

  • First-generation bilateral investment treaties and legacy clauses protect fossil fuel assets from public environmental regulations.
  • Nigeria and Ghana face severe fiscal strain and arbitration risks from independent power producer contracts.
  • Regional integration initiatives like the West African Power Pool offer paths to cost savings and expanded access.

Obsolete international investment agreements present major hurdles for West Africa's shift toward sustainable power, according to a recent assessment published in Frontiers in Energy Research. Scholars Francisca Kusi-Appiah and Marian Kusi-Appiah highlight that early bilateral pacts and host-state stabilization clauses shield conventional energy assets from public oversight. While Sub-Saharan Africa requires transition funding exceeding 200 billion dollars annually through 2030 to bridge a 90 billion dollar yearly deficit, these legal frameworks deter capital mobilization for low-carbon projects.

What happened

Instruments such as the 2003 ECOWAS Energy Protocol prioritize shielding private foreign capital over public welfare. Provisions allowing investors to claim fair treatment empower petroleum and gas corporations to contest non-discriminatory environmental rules, tariff reforms, and subsidy removals through tribunals like ICSID or UNCITRAL. This dynamic prompts a regulatory chill, where governments avoid essential reforms to sidestep massive liabilities. In Nigeria, legacy agreements such as the 900-million-dollar Azura-Edo independent power project mandate continuous public payments regardless of grid dispatch capacity. Nigeria has also navigated high-stakes arbitrations under its Dutch bilateral treaty and disputes over Niger Delta remediation. Meanwhile, Ghana accrued over 3 billion dollars in debt from emergency take-or-pay fossil fuel contracts, suffering a 134-million-dollar penalty in the GPGC Limited case handled by the London Court of International Arbitration.

Why it matters

For investors and policymakers across Nigeria and the wider region, these contractual frictions expose sovereign balance sheets to severe fiscal shocks. The regulatory chill threatens long-term energy security and capital deployment for renewables. When evaluated against macroeconomic benchmarks such as the naira reference rate of 1348.11 per US dollar, unhedged foreign-currency liabilities compound the solvency challenges of state utilities. Addressing these systemic risks through renegotiations, modern investment codes, and integrated cross-border trading via the West African Power Pool remains critical to unlocking the continent's vast renewable potential.

Original reporting

This article draws on the following reports. Read them in full on the publishers’ sites.

Context from CEII

Renewables are the fastest-growing part of the world’s energy system. The COP28 goal is to triple capacity by 2030, and solar mini-grids are the fastest route to power for millions of people without electricity.

27.8% of electricity in the world was renewable in 2021

Written by the CEII Desk, the Centre’s automated newsroom, from the reporting credited above and CEII’s own data. Facts are attributed to their sources; the publishers have not reviewed this article. Spotted an error? Tell our editors.

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