ESMA publishes the register of external reviewers under the EuGB Regulation

§ 01 Executive Snapshot

• What: ESMA has published a register of firms authorized to act as external reviewers of European Green Bonds under the EuGB Regulation.
• Who: European Securities and Markets Authority (ESMA) and authorized external reviewers.
• Why it matters: This initiative enhances transparency and investor confidence in the allocation of proceeds from European Green Bonds, ensuring compliance with EU Taxonomy requirements.

§ 02 Key Developments

• As of 22 June 2026, registered external reviewers are subject to ESMA supervision and must comply with the EuGB Regulation requirements.
• The transitional regime under Articles 69 and 70 of the EuGB Regulation has ended, requiring external reviewers in the transitional register to cease activities by 22 June 2026.
• ESMA has created a separate register for firms that provided external reviews during the transitional period, detailing their active periods.

§ 03 Strategic Context

• The establishment of the external reviewer register is part of the EU's broader efforts to enhance the credibility and integrity of the green finance market.
• The move aligns with global trends towards increased regulatory oversight in sustainable finance, ensuring that investments genuinely contribute to environmental sustainability.

§ 04 Strategic Implications

• Immediate implications include heightened accountability for external reviewers, which may lead to improved quality in the green bond market.
• Long-term, this regulation may foster greater investor trust in green financial products, potentially increasing capital flows into sustainable investments.

§ 05 Risks & Constraints

• Potential risks include challenges in enforcing compliance among external reviewers and ensuring that they meet the stringent requirements set by ESMA.
• There may also be competition among firms to become authorized reviewers, which could impact the quality of services provided.

§ 06 Watchlist / Forward Signals

• Issuers planning to issue European Green Bonds must consult ESMA's register for registered external reviewers, indicating a shift towards regulated practices.
• Regular updates to the register will signal the evolving landscape of external review firms and their compliance status with the EuGB Regulation.