President Claudia Sheinbaum announced on September 3 that the Special Production and Services Tax (IEPS) on fuels will include traceability to combat fiscal smuggling. ^[1] Mexican President Claudia Sheinbaum announced on Thursday that the upcoming economic package will include a proposal to strengthen the tracking of the IEPS tax applied to gasoline and diesel. ^[2] Mexican President Claudia Sheinbaum announced that she will submit a proposal to Congress to make the Special Products and Services Tax (IEPS) on fuels traceable. ^[3] Ricardo Monreal, coordinator of Morena in the Chamber of Deputies, stated on 2026-09-01 that he will wait for the presentation of the Economic Package before commenting on potential new taxes. ^[4] President Sheinbaum stated that the tax authority (SAT) has done excellent work but that problems with fraudulent invoicing and tax evasion still exist. ^[5] The traceability system aims to track the IEPS paid at the time of importation through distribution until the final sale at the gas station. ^[6] President Sheinbaum clarified that the proposal does not involve creating a new tax but rather modifies the control mechanisms for the existing IEPS levy. ^[7] The stated objective of the proposed measure is to combat tax evasion and ensure that non-compliant entities pay the corresponding taxes. ^[8] President Sheinbaum stated during her morning press conference on a Thursday that tracking the IEPS on fuels is a priority for the 2027 Economic Package. ^[9] Claudia Sheinbaum stated that the proposal is not a new tax but an enhancement of the existing IEPS to fight tax evasion. ^[10] The proposed traceability system aims to track the IEPS tax paid at import through the distribution chain and sales at gas stations. ^[11] Monreal argued that while Mexico needs to strengthen its revenues, tax modifications must be carefully reviewed to avoid disproportionately affecting families. ^[12]