IRPC One Report EN

Common Stock As of December 31, 2021, IRPC had registered capital 20,475,000,000 Baht issued and paid-up capi tal 20,434,419,246 Baht, with a par value of 1 Baht per share. Debenture As of December 31, 2021, IRPC had domestic loans in Thai Baht debentures amounting to Baht 24,000 million as summarized below: Thai Baht Debentures On August 21, 2020, IRPC was approved by Office of the Securities and Exchange Commission (SEC) to issue and offer debentures under IRPC Public Company Limited’s debenture scheme for 2020, totaling no more than Baht 28,000 million (“Debenture Scheme”), within 2 years (Medium Term Note Program: MTN). On September 11, 2020, the company issued 5 tranches of unsubordinated and unsecured debentures with holders’ names and a debenture holders’ representative, at 1,000 Baht par value, totaling Baht 12,000 million, of which details are as follows: (1) Tranche 1 debentures totaling 2,000,000 units, valued at Baht 2,000 million with a fixed interest rate at 3.00% per annum and 3-year maturity, maturity date: September 11, 2023 (2) Tranche 2 debentures totaling 4,000,000 units, valued at Baht 4,000 million with a fixed interest rate at 3.50% per annum and 5-year maturity, maturity date: September 11, 2025 (3) Tranche 3 debentures totaling 2,000,000 units, valued at Baht 2,000 million with a fixed interest rate at 2.76% per annum and 2-year maturity, maturity date: September 11, 2022 Debenture Registrar (THB) 2020 Series Debentures (IRPC239A, IRPC259A, IRPC229A, IRPC309A, IRPC359A) Kasikorn Bank Public Company Limited 400/22 Phahon Yothin Road, Sam Sen Nai, Phaya Thai, Bangkok 10400 Tel. 0-2470-1038 2021 Series Debentures (IRPC265A, IRPC245A, IRPC285A, IRPC315A, IRPC365A) Bank of Ayudhya Public Company Limited 1222 Rama III Road, Bang Phongphang, Yan Nawa, Bangkok 10120 Tel. 0-2296-5696 (4) Tranche 4 debentures totaling 1,300,000 units, valued at Baht 1,300 million with a fixed interest rate at 3.93% per annum and 10-year maturity, maturity date: September 11, 2030 (5) Tranche 5 debentures totaling 2,700,000 units, valued at Baht 2,700 million with a fixed interest rate at 4.40% per annum and 15-year maturity, maturity date: September 11, 2035 On May 20, 2021, IRPC issued 5 tranches of unsubordinated and unsecured debentures with holders’ names and a debenture holders’ representative, at 1,000 Baht par value, totaling Baht 12,000 million, of which details are as follows: (1) Tranche 1 debentures totaling 4,000,000 units, valued at Baht 4,000 million with a fixed interest rate at 3.00% per annum and 5-year maturity, maturity date: May 20, 2026 (2) Tranche 2 debentures totaling 2,000,000 units, valued at Baht 2,000 million with a fixed interest rate at 1.77% per annum and 3-year maturity, maturity date: May 20, 2024 (3) Tranche 3 debentures totaling 2,000,000 units, valued at Baht 2,000 million with a fixed interest rate at 2.91% per annum and 7-year maturity, maturity date: May 20, 2028 (4) Tranche 4 debentures totaling 2,000,000 units, valued at Baht 2,000 million with a fixed interest rate at 3.38% per annum and 10-year maturity, maturity date: May 20, 2031 (5) Tranche 5 debentures totaling 2,000,000 units, valued at Baht 2,000 million with a fixed interest rate at 4.10% per annum and 15-year maturity, maturity date: May 20, 2036 186 IRPC PUBLIC COMPANY LIMITED 56-1 ONE REPORT 2021

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