Investor Presentaiton

2021 Amortizations Contribution summary Concept Amount Total 2021 Amortizations 6,284 2,140 Contributions Received 4,836 Balance 1,448 959 PEMEX® POR EL RESCATE DE LA SOBERANÍA Amortizations October to December: USD 1,557 million 1,042 349 376 287 279 296 221 141 138 55 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total 959 287 55 141 349 221 279 2,140 296 138 1,042 376 ■Internal Debt (in USD) 76 7 22 76 7 22 76 7 249 76 994 23 ■External Debt (in USD) 883 281 33 65 343 199 202 2,133 46 62 48 354 Amortizations January - September: USD 4,727 million Figures in USD million. Figures from October onwards subject to exchange rate variation. 2021. Petróleos Mexicanos. All the rights reserved. 33 33

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