TAQA Business Overview H1 2023

Cash flow stability entrenched in TAQA's business model T&D Building blocks of Maximum Allowed Revenue (MAR): + BST + Opex Rol on Regulated Asset Base (RAB) + Depreciation Incentive structure Real WACC increased from 4.6% to 4.9% for Regulatory Control 2 (RC2) period (2023-2026) Annual nominal Rol on RAB: WACC + previous year's CPI H1 2023 Revenue breakdown GENERATION Entire domestic and international generation fleet operates under long-term take or pay contracts with highly credible off-takers Compensation composed of Capacity Payment and Variable Payment H1 2023 EBITDA breakdown Capacity Payment is dependent on availability (rather than off-take) and includes recovery of capital and return on capital In addition to compensation for variable operating costs, Variable Payment includes recovery of fuel cost on a pass-through basis in select markets. 24% 18% DO €9 58% Contracted + regulated: c.82% of Revenue Regulated Contracted Other 24% 41% 36% Contracted + regulated: c.78% of Adj. EBITDA Contracted: Local and international power generation assets Regulated: Transmission & Distribution companies (licensed activities) • Other: Oil & Gas, unregulated transmission activities, merchant generation assets 9 TAQA

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