As of December 31, 2025, the Mexican Government levies payment obligations on PEMEX for the activities conducted by its Exploration and Extraction segment only at the entity level, with the exception of the projects listed herein.

Includes payments made at the municipality level.

Includes contributions for paving roads in different states of Mexico.

Field crosses the borders of two subnational jurisdictions: Tamaulipas and Nuevo León. The payment obligation is levied only at the field level, and not separately at the level of each subnational jurisdiction.

Field crosses the borders of three subnational jurisdictions: Veracruz, San Luis Potosí and Tamaulipas. The payment obligation is levied only at the field level, and not separately at the level of each subnational jurisdiction.

Field crosses the borders of two subnational jurisdictions: Veracruz and Puebla. The payment obligation is levied only at the field level, and not separately at the level of each subnational jurisdiction.