Investor Presentaiton

Substantial Contribution Criteria Climate change mitigation (1/2) Adherence assessment for activities 7.1, 7.2, 7.7, 4.1, 4.2, 4.3 Adherence to "Substantial contribution" for Climate Change Mitigation Related issuer information Important note on the Green Buildings category: This category displays two parallel sets of eligibility criteria, only one of which is Taxonomy-related. This adherence assessment relates only to the portion of projects within the category following Taxonomy criteria. Eligible Category Corresponding EU Taxonomy economic activity Green Buildings 7.1. Construction of new buildings Adhere Criterion 1: The issuer confirms that the Primary Energy Demand (PED) of buildings will be at least 10 % lower than the threshold set for the nearly zero-energy building (NZEB). In the French context, in accordance with government guidance, compliance with the RE2020 building standard is considered to meet the NZEB-10% taxonomy criterion. Criterion 3: The life-cycle Global Warming Potential (GWP) will be calculated for buildings above 5000m2. Adhere Criterion 2: Buildings above 5000m2 will undergo testing for air-tightness and thermal integrity. Adhere 7.2. Renovation of existing buildings Adhere 7.7. Acquisition and ownership of buildings Adhere Adhere Adhere Renewable Energy 4.1. Electricity generation using solar photovoltaic technology Adhere The issuer confirms that building renovations will comply with applicable EU requirements and/or lead to a reduction of primary energy demand (PED) of at least 30%. Criterion 1: Buildings built before 31 December 2020 will have an EPC class A or be within the top 15% of the national or regional building stock expressed as operational Primary Energy Demand (PED). Criterion 2: The issuer reports that for buildings built after 31 December 2020, the building will meet the criteria specified in the Taxonomy under 7.1. Criterion 3: Large non-residential buildings will be efficiently operated through energy performance monitoring and assessment, in line with the third criterion. Solar electricity will be generated using photovoltaic (PV) technology only. 4.2. Electricity generation using concentrated solar power (CSP) technology Adhere Solar electricity will be generated using concentrated solar power (CSP). 4.3. Electricity generation from wind power Adhere Electricity will be generated only from wind-based (onshore and offshore) resources. La Banque Postale: Second Party Opinion - Green, Social and Sustainability Bond Framework Assigned SQS2 Sustainability Quality Score INVESTOR PRESENTATION - SEPTEMBER 2023 42 LA BANQUE POSTALE

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