Turkish Green Taxonomy Regulation: Who Submits Reports, and What Does It Mean for Energy and Efficiency Investments?

Ministry of Environment, Urbanization and Climate Change, Turkish Green Taxonomy Regulation‘The regulation was published in the Official Gazette dated September 24, 2026, and numbered 33380. Based on the Climate Law No. 7552, the regulation establishes a classification system that determines which economic activities are considered environmentally sustainable; its aim is to encourage the flow of financing to sustainable investments and prevent greenwashing. The regulation entered into force on the date of its publication.

Appropriate activity and coordinated activity

Activities listed in Annex-1 of the regulation suitable economic activity It counts. A suitable activity. compatible For this to be the case, it must meet all three of the following conditions (clause 6):

• To make a significant contribution to at least one of the environmental goals,
• Without significantly harming any other environmental objectives,
• Compliance with minimum social protection measures (ILO basic conventions, OECD Guidelines for Multinational Enterprises, UN Guiding Principles on Business and Human Rights, and national labor legislation).

The environmental goals are six: reduction of greenhouse gas emissions, adaptation to climate change, sustainable use and conservation of water and marine resources, transition to a circular economy, prevention and control of pollution, and conservation and restoration of biodiversity and ecosystems. Contribution and non-maleficence are defined by the Climate Change Presidency. technical screening criteria The criteria are evaluated accordingly. These criteria are published on the Presidency's website; updates are published annually by December 15th and become effective from the following year. Production activities using solid fossil fuels are not considered sustainable.

Examples of activities in the energy, building and electricity sectors listed in Annex 1.

Some of the activities related to energy and electricity installations in Annex 1, the section on reducing greenhouse gas emissions, are:

The list also includes forestry, manufacturing (including cement, aluminum, iron and steel, battery and renewable energy technology manufacturing), water and waste, transportation, construction, agriculture and tourism activities.

Who submits the reports?

• Companies: Institutions, organizations, and businesses carrying out at least one of the activities listed in Annex 1 shall report according to the templates to be published by the Presidency. can (Article 13/1). Reporting is voluntary for companies.
• Financial institutions: Banks, brokerage firms, investment partnerships, portfolio management companies, and insurance, reinsurance, and pension companies are required to submit reports; however... Until January 1, 2029 This obligation does not apply (temporary article 1). The procedures and principles are determined by the Capital Markets Board (SPK), the Banking Regulation and Supervision Agency (BDDK), and the Securities and Exchange Commission (SEDDK).
• Banks may request the following from companies: Financial institutions with reporting obligations may request companies to report on the business and transactions subject to their reporting requirements within the framework of this regulation (Article 13/4). Therefore, companies using credit and investment financing may face this reporting requirement, even if it is voluntary.

What does the report include, and when is it submitted?

• Key performance indicators: the ratios of revenue from taxonomy-compliant or conforming products and services, capital expenditures, and operating expenses.
• If the share of eligible activities in revenue, capital expenditure, or operating expenses is below of the total, the relevant indicator may not be included in the report.
• The report is uploaded to the Online Taxonomy Management System by the end of the sixth month following the end of the financial reporting period and covers the previous year's period. Uploaded reports are publicly available.
• The taxonomy transition plan is a supplementary element of the report; the procedures and principles for verification will be determined by the Presidency.
• Those who fail to fulfill their reporting obligations by providing notifications, information, and documents will be subject to administrative fines under the Climate Law (Article 23).

Painting green

The regulation defines greenwashing as the deceptive use of public relations, financing, advertising, or marketing methods to create the perception that a product or service makes a significant contribution to environmental goals. Claims of being “green” or “taxonomy compliant” must be based on technical screening criteria.

First steps for preparation

• Identify which activities in Annex 1 your activities correspond to.
• Separate the revenue, capital expenditure, and operating expense shares of these activities from the accounting records.
• Please check the technical screening criteria for the relevant activity on the Presidency's website.
• In solar power plant, storage, heat pump, and energy efficiency investments, keep production, consumption, and performance data measured and documented; installation and periodic inspection reports are part of these documents.
• Be prepared for your bank to request taxonomy data.

The scope of AES Innovation

AES Innovation's accreditation scope (AB-0631-M) is the periodic inspection of electrical installations. Our inspections and measurements of solar power plants, storage systems, and electrical installations create the technical documentation for your investments. We also provide taxonomy reporting consultancy in collaboration with our solution partners.

Sources

• Official Gazette, 24.09.2026, number 33380: Turkish Green Taxonomy Regulation
• Annex 1 of the Regulation: Sectors and activities included in the taxonomy (PDF)

Relating to: Photovoltaic (GES) system inspection · Storage conditions for consumers · CSRD corporate sustainability reporting

Frequently Asked Questions

Is taxonomy reporting mandatory for companies?

No. Companies carrying out the activities listed in Annex 1 can submit reports; the obligation applies to banks, capital market institutions, and insurance companies and will not be implemented before January 1, 2029. However, these institutions may request reporting from companies.

Is the solar power plant investment compliant with the taxonomy?

Electricity generation using photovoltaic technology is listed as an eligible activity in Annex 1. To be considered compliant, it must meet the relevant technical screening criteria, the criteria for not causing significant harm, and the minimum social protection measures.

Where and when are the reports uploaded?

Financial statements are uploaded to the Online Taxonomy Management System by the end of the sixth month following the end of the financial period; the uploaded reports are publicly available.