Indonesia

Indonesia’s Green Sukuk Reporting: Strengthening Data Tracking and Disclosure in Sustainable Finance

Indonesia has introduced an innovative Climate Budget Tagging tool to track and report green finance under its sovereign green sukuk program. Since its launch in 2018, the program has raised approximately $9.6 billion, supported by a structured system of integrated data collection, standardized reporting, and verification processes. This provides a practical example of how regulators can strengthen transparency and credibility in sustainable finance to attract investors.

The Challenge
Tracking the use and impact of green finance is complex, particularly when projects span multiple sectors and institutions. Without consistent systems, gaps in data can reduce transparency, limit comparability, and weaken the credibility of green finance instruments.

Strategic Approach
Indonesia addresses this challenge through internal tools, Climate Budget Tagging (CBT) and the allocation register, which track how state budget funds are used for climate-related projects, enabling standardized reporting, and verification. Ministries identify and tag climate-related expenditures within the national budget, forming the pool of projects financed through green sukuk. These expenditures are consolidated and reviewed across institutions to ensure consistency.

The system is supported by the Green Bond and Green Sukuk Framework and the broader Sustainable Government Securities Framework, which define eligibility criteria, allocation rules, and reporting requirements. To ensure traceability, the Ministry of Finance maintains the allocation register to track the use of proceeds across eligible projects, including amounts allocated and expected environmental impacts.

The Minister of Finance consolidates the data and publishes annual Green Sukuk Allocation and Impact Reports, which disclose allocation of proceeds across sectors such as renewable energy, transport, and waste management, along with environmental impact indicators. For example, reports include metrics such as installed renewable energy capacity, kilometers of sustainable transport infrastructure developed, and greenhouse gas emissions avoided. Reporting is supported by independent third-party verification, strengthening the credibility and reliability of disclosed information. Together, these mechanisms enable consistent monitoring of funds, improve data quality, and ensure transparent disclosure of results.

Outcome and Impact
Indonesia’s approach enables the government to systematically monitor and communicate the use and impact of green sukuk proceeds across sectors. Annual reporting provides clear and structured information on fund allocation and environmental outcomes. For instance, proceeds have supported investments in geothermal and solar energy projects, railway development, and waste management systems, with reported impacts including tens of millions of tons of CO₂ emissions reductions. The availability of consistent and verified data strengthens transparency and accountability in the use of public funds and provides investors and stakeholders with clearer insights into how green finance contributes to national climate objectives.

Lessons Learned
Indonesia’s experience highlights the importance of institutionalizing data tracking and disclosure systems as a foundation for sustainable finance. Integrating tools such as Climate Budget Tagging with standardized reporting and verification processes improves data consistency, supports transparency, and strengthens credibility. Regular public reporting, such as annual allocation and impact reports, is a practical way to communicate results and encourage stakeholder engagement.

For other countries, Indonesia provides a clear example of how to operationalize data tracking and reporting systems as part of sustainable finance implementation.

Key Links / Documents

Tags:
green finance, sovereign bonds, sukuk, data disclosure, transparency, impact reporting
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