Basel III capital hit on G-Sibs jumps sixfold in H2 2025

Estimated increase in Tier 1 requirements rises to 1.8% – highest since 2023 The estimated impact of the final Basel III reforms on Tier 1 minimum required capital (MRC) for global systemically important banks (G-Sibs) rebounded sharply in the second half of 2025, reaching its highest level in two-and-a-half years.Full implementation of the final Basel III standards would increase G-Sibs’ Tier 1 MRC by an average 1.8% relative to the current framework baseline, according Only users who have a paid subscription or are part of a corporate subscription are able to print or copy content.To access these options, along with all other subscription benefits, please contact info@risk.net or view our subscription options here: http://subscriptions.risk.net/subscribe You are currently unable to print this content. Please contact info@risk.net to find out more. You are currently unable to copy this content. Please contact info@risk.net to find out more. Copyright Infopro Digital Limited. All rights reserved.You may share this content using our article tools. As outlined in our terms and conditions, https://www.infopro-digital.com/terms-and-conditions/subscriptions/ (clause 2.4), an Authorised User may only make one copy of the materials for their own personal use. You must also comply with the restrictions in clause 2.5.If you would like to purchase additional rights please email info@risk.net Sorry, our subscription options are not loading right now Please try again later. Get in touch with our customer services team if this issue persists. New to Risk.net? View our subscription options If you already have an account, please sign in here. Most read articles loading... Back to Top