Jatin Kasan | Head | Financial Services | Forvis Mazars South Africa | mail me |
The South African Reserve Bank’s Prudential Authority (PA) has confirmed its intention to derecognise Moody’s Investors Service South Africa as an eligible external credit assessment institution (ECAI). The regulator has also introduced a 24-month transition period that will run until April 2028.
While the regulatory mechanics are now widely understood, the more important issue involves how this development is affecting South Africa’s financial sector in practice. Increasingly, financial institutions are evaluating the broader implications of Moody’s derecognition across governance, risk and compliance structures.
From our work with banks, insurers and asset managers, the answer is clear. This is not a crisis moment. However, it does represent a meaningful inflection point.
A regulatory change, not a market shock
It is essential to distinguish between perception and substance. Moody’s derecognition relates specifically to the company’s local operating entity. It does not affect South Africa’s sovereign rating or the global Moody’s opinions used by offshore investors. Furthermore, it does not indicate deterioration within South Africa’s financial system or supervisory credibility.
The PA’s response has reinforced confidence in the strength and predictability of South Africa’s prudential framework. Instead of imposing an abrupt cut-off, the regulator introduced a clear transition window.
Across our client base, we are therefore seeing structured response planning rather than market anxiety.
What banks are doing now
For banks, the issue remains largely technical and regulatory. Institutions using the standardised approach to credit risk are now assessing how existing exposure mappings to Moody’s Ratings SA will migrate to other recognised ECAIs during the transition period.
Consequently, banks have started reviewing rating agency concentration risk. They are also refining internal credit risk governance and improving coordination between risk, finance, and Internal Capital Adequacy Assessment Process (ICAAP) teams.
Most large banks had already diversified external ratings usage following Basel III finalisation and output floor reforms. As a result, many institutions now view Moody’s derecognition as a recalibration exercise rather than a complete redesign of capital models.
Board discussions are increasingly shifting away from short-term capital impacts. Instead, directors are focusing on whether institutions are using the transition period to improve the quality and defensibility of credit risk decisions.
Implications for insurers and asset managers
For insurers, especially those with credit-intensive balance sheets, attention has shifted toward the interaction between ratings usage, solvency capital models and investment governance.
External ratings still play an important role. However, institutions are now placing stronger emphasis on internal credit assessment, model documentation and challenge processes. This trend is particularly visible in private credit and less liquid asset classes.
Asset managers are encountering Moody’s derecognition primarily through mandates, due diligence requirements and client disclosures. Institutional investors are increasingly questioning how firms manage rating reliance, govern rating changes and mitigate exposure to single providers.
In practice, this is accelerating a broader shift toward multi-agency frameworks supported by deeper internal credit research.
The Africa angle – divergence, not uniformity
For pan-African banking and insurance groups, the implications extend much further. South Africa remains one of the continent’s most developed prudential environments because of its explicit Basel alignment and supervisory clarity regarding ECAI usage. By contrast, many African jurisdictions apply credit ratings more flexibly or inconsistently. As a result, group risk and credit teams are increasingly treating South Africa’s Moody’s derecognition process as a test case for continent-wide consistency.
Institutions are now questioning whether they can strengthen and standardise internal credit assessment frameworks across jurisdictions. The goal is to reduce mechanical dependence on external ratings while still meeting local regulatory requirements.
This development reflects a broader continental trend. Regulators and market participants are becoming more cautious about ratings dependence. At the same time, they are placing greater focus on building local judgment and governance capacity.
What this means strategically
The most significant impact of Moody’s derecognition may ultimately prove cultural rather than regulatory. Increasingly, institutions must determine whether they use external ratings as shortcuts or as informed inputs within robust credit frameworks.
If managed correctly, the transition period creates an opportunity to strengthen governance, documentation and accountability around credit decisions. Importantly, these improvements will remain relevant long after April 2028.
What boards should be asking now
Boards should use this moment to move beyond technical compliance and focus more directly on risk stewardship.
Key questions include:
- Whether the institution depends too heavily on a single external rating agency.
- Whether management is using the transition period to strengthen internal credit assessment rather than simply replacing providers.
- Whether cross-border operations apply consistent credit discipline across African markets.
- Whether institutions can defend credit decisions to regulators, investors and policyholders without default reliance on external ratings.
In conclusion
The primary risk for South Africa’s financial institutions does not stem directly from Moody’s derecognition itself. Instead, the greater risk lies in failing to use the transition period deliberately and strategically.
Institutions that treat this development as a narrow regulatory exercise may still achieve compliance. However, organisations that use the transition to strengthen credit governance and internal capability will emerge more flexible, more credible and better positioned for an increasingly complex financial environment.
