Phone: +52 (55) 5201-7400
Mail: acalderon@macf.com.mx
Associate since 2014
Aisha joined our Firm in 2010 starting as a law student, and has been an associate since 2014. She works in the Energy practice area, with a focus on renewable energies and environmental matters.
She has participated in multiple energy projects, from their development and construction to their financing and operation, and has extensive experience in matters related to governmental authorizations, construction, supply and operation contracts, and power purchase agreements.
She has in-depth experience in all aspects of renewable energy projects, advising firms in their day-to-day operations and in their participation in the Electricity Market, as well as in the framework of M&A, securities and financing transactions.
Aisha has a Law Degree from the Universidad Panamericana, with a specialization in Administrative Law from the same University. She holds an MSc in Environmental Protection and Management from the University of Edinburgh, where she graduated with merit. Her master’s thesis, an analysis of environmental and agricultural public policy in Mexico, obtained the “Henry Gilbert Miller prize for best agricultural dissertation” from the Scotland Rural College of at the University of Edinburgh and the “MSc in Environmental Protection and Management Best Dissertation prize” from the School of Geosciences.
Additionally, Aisha is the current Coordinator of the Pro Bono Practice of the Firm and is part of the D&I committee, where various activities have been carried out around these two trending topics in the legal market.
July 20th, 2023
On July 20, 2023, the Energy Regulatory Commission ("CRE") published in the Official Gazette of the Federation resolution number A/023/2023 (the "Resolution") whereby it is set forth that going forward, all proceedings before CRE shall be processed in accordance with statutory terms and deadlines.
Professional Related: Aisha Calderón , Horacio M. de Uriarte
May 30th, 2023
On May 26, 2023, the Energy Regulatory Commission ("CRE") published in the Official Gazette of the Federation the "Resolution of the Energy Regulatory Commission by which the reference values of the methodologies for the calculation of the efficiency of electric energy cogeneration systems and the criteria to determine the Efficient Cogeneration are updated, as well as the efficiency criteria and calculation methodology to determine the percentage of fuel-free energy established in Resolutions RES/003/2011, RES/206/2014, RES/291/2012 and RES/1838/2016, respectively" (the "New Resolution").
Professional Related: Aisha Calderón , Horacio M. de Uriarte
March 21st, 2023
On its web page, the Energy Regulatory Commission (“CRE”) has published the calendar of procedures according to Action One of Resolution A/004/2023 "whereby legal terms and deadlines are resumed in an orderly and staggered manner, which modifies the resolution A/001/2021 by which the suspension of legal terms and deadlines is established, as a measure to prevent and combat the spread of the COVID-19 coronavirus" which was published on February 28, 2023 and which summary is available here.
Professional Related: Aisha Calderón , Horacio M. de Uriarte
March 3rd, 2023
On January 25, 2023, the Second Chamber of Mexico’s Supreme Court (SCJN) attracted a series of amparo claims for review, as well as the proceedings thereto, that were filed against the amendments to the Electricity Industry Law (LIE).
Professional Related: Aisha Calderón , Horacio M. de Uriarte , Salvador E. Alday
February 28th, 2023
On February 28, 2023, the Energy Regulatory Commission ("CRE") published in the Official Gazette of the Federation (the “Official Gazette”) the resolution number A/004/2023 (the “Resolution”) in order to resume, in a phased manner and as of March 1st, 2023, the terms and deadlines applicable to the acts and procedures carried out before CRE that were suspended as a measure to prevent and combat the spread of the SARS-CoV2 virus (COVID-19), since March 24, 2020.
Professional Related: Aisha Calderón , Horacio M. de Uriarte
February 17th, 2023
On February 17, 2023, the Ministry of Energy ("SENER") published in the Official Gazette of the Federation (the “Official Gazette”) a resolution (the “Resolution”) in order to resume, as of March 1st, 2023, the terms and deadlines applicable to the acts and procedures carried out before SENER that were suspended as a measure to prevent and combat the spread of the SARS-CoV2 virus (COVID-19), since March 25, 2020.
Professional Related: Aisha Calderón , Horacio M. de Uriarte
January 16th, 2023
On December 9, 2022, the Energy Regulatory Commission ("CRE") submitted for the approval of the National Commission for Regulatory Improvement ("CONAMER") the "Regulation by which the Energy Regulatory Commission issues the general administrative provisions regarding contributions, the methodology for calculating contributions, the criteria and bases for determining and updating the amount of contributions, and the corresponding model agreements" (the "Draft Regulation").
Professional Related: Aisha Calderón , Horacio M. de Uriarte
January 13th, 2023
On December 6, 2022, the Energy Regulatory Commission ("CRE") published in the Federal Official Gazette the "Resolution whereby the Energy Regulatory Commission issues the procedure applicable to qualified users that are receiving the supply of last resort, in order to guarantee the continuity of the electricity supply under any of the existing modalities in accordance with article 56 of the Electricity Industry Law and item 35, section V of the General Administrative Provisions that establish the general conditions for the provision of electricity supply.”), number A/028/2022 (the “Resolution”).
Professional Related: Aisha Calderón , Horacio M. de Uriarte
January 9th, 2023
On December 9, 2022, the Energy Regulatory Commission ("CRE") submitted for the approval of the National Commission for Regulatory Improvement ("CONAMER") the "Regulations by which the Energy Regulatory Commission modifies resolution RES/948/2015 issuing the general administrative provisions regarding open access and provision of services in the national transmission grid and the general distribution grid" (the "Draft Regulation").
Professional Related: Aisha Calderón , Horacio M. de Uriarte
January 6th, 2023
On December 9, 2022, the Energy Regulatory Commission ("CRE") submitted for the approval of the National Commission for Regulatory Improvement ("CONAMER") the "Regulation by which the Energy Regulatory Commission issues the general administrative provisions that establish the methodology to determine the calculation and adjustment of the regulated tariffs for the electricity transmission public service ". (the "Draft Regulation").
Professional Related: Aisha Calderón , Horacio M. de Uriarte
December 30th, 2022
On October 28, 2022, the Energy Regulatory Commission (“CRE”) submitted for the approval of the National Commission for Regulatory Improvement (“CONAMER”) the draft “Regulations by which the Energy Regulatory Commission issues the General Administrative Provisions on Power Plants with Net Installed Capacity of less than 0.5 MW, Distributed Generation, and Clean Distributed Generation” (the “Draft Regulation”).
Professional Related: Aisha Calderón , Horacio M. de Uriarte
December 16th, 2022
On November 22, 2022, the Energy Regulatory Commission published a notice establishing the requirements for the acquisition of Clean Energy Certificates ("CELs") for the year 2023 (the "Notice").
Professional Related: Aisha Calderón , Horacio M. de Uriarte
November 16th, 2022
On November 14, 2022, the National Energy Control Center ("CENACE" for its acronym in Spanish) published in the Official Gazette of the Federation the Resolution number 14/11/2022 (the "Resolution") in order to resume the terms and deadlines applicable to acts and procedures carried out before CENACE that were suspended as a measure to prevent and combat the spread of the SARS-CoV2 virus (COVID-19) since April 1, 2020.
Professional Related: Aisha Calderón , Horacio M. de Uriarte
October 24th, 2022
On October 17, 2022, General Agreement number 7/2022 was published in the Official Gazette of the Federation, whereby Mexico’s Supreme Court of Justice removed the stay on the resolution of the appeals under review by the Administrative Circuit Courts, where the constitutionality of the Decree amending the Electricity Industry Law is being analyzed (the "LIE Amendment"). Such stay had been ordered by General Plenary Agreement 3/2022 of the Supreme Court, which determined that the corresponding resolutions would not be issued until the action of unconstitutionality filed by several Senators and the constitutional controversies filed by the Federal Commission of Economic Competition and the State of Colima against said amendment were resolved.
Professional Related: Aisha Calderón , Horacio M. de Uriarte , Salvador E. Alday
October 21st, 2022
We have been recognized again by Legal 500 as a leading law firm in Mexico.
Professional Related: Aisha Calderón , Alejandro Díaz , Carlos Jiménez , Carlos Orcí , Enrique Ramírez , Everardo J. Espino , Francisco Fuentes Ostos , Francisco Glennie , Horacio M. de Uriarte , Lorenza Langarica , Manuel Echave , Martín Sánchez , Nora Morales , Patricio Trad , Patrick Meshoulam , Paula Pérez , Ricardo Maldonado
August 24th, 2022
Recently, the Energy Regulatory Commission ("CRE") submitted for the approval of the National Commission for Regulatory Improvement ("CONAMER") the following three draft regulations relating to petroleum and petrochemical products (the “Draft Regulations”):
Professional Related: Aisha Calderón , Horacio M. de Uriarte
August 22nd, 2022
On August 9, 2022, the Energy Regulatory Commission (the “CRE”) submitted for the approval of the National Commission for Regulatory Improvement (“CONAMER”), a draft regulation of “General Administrative Provisions that establish the procedure and requirements for the authorization of cross participation, the methodology for the analysis of its effects on competition, market efficiency and effective open access and, interpret for administrative purposes, the cross participation foreseen in the second and third paragraphs of article 83 of the Hydrocarbons Law” (the “Draft Regulation”), which would repeal the provisions currently in force, published in the Official Gazette of the Federation on March 3, 2016, under number A/005/2016 (the "Resolution").
Professional Related: Aisha Calderón , Horacio M. de Uriarte
July 22nd, 2022
On July 20, 2022, the Mexican Government announced that it had received requests for the commencement of consultations from the U.S. Government (the “US Request for Consultations”) and from the Canadian Government (the “Canada Request for Consultations”), regarding possible violations of the USMCA in connection with the energy policy adopted during the current administration.
Professional Related: Aisha Calderón , Horacio M. de Uriarte
July 11th, 2022
On June 17, 2022, precedent number 1a./J. 83/2022 (11a.) on administrative matters was published in the Judicial Gazette of the Federation. The heading of the precedent reads: "Electric Energy. The conditions of the permits to generate it issued by the Energy Regulatory Commission (CRE) in favor of private parties, are subject to modifications due to changes in law.”
Professional Related: Aisha Calderón , Everardo J. Espino , Horacio M. de Uriarte , Salvador E. Alday
July 7th, 2022
On May 25, 2022, the Energy Regulatory Commission (the “Commission”) published resolution number RES/4662022 (the “Resolution”), whereby it imposed an administrative fine of more than MXN$9 billion to Iberdrola’s subsidiary Iberdrola Energía Monterrey, S.A. de C.V. (“IEM”). This, in connection with a combined cycle power plant with an installed capacity of up to 619.3 MW, which operates under the self-supply power generation permit number E/205/AUT/2002 that was granted by the Commission to IEM in 2002, in terms of the now-repealed Law of the Public Service of Electric Energy (“LPSEE”).
Professional Related: Aisha Calderón , Horacio M. de Uriarte
June 30th, 2022
On June 15, 2022, the National Center of Natural Gas Control (“CENAGAS”) notified shippers in the National Integrated Natural Gas Transportation and Storage System ("SISTRANGAS") of the official letter number SENER.100/195/2022 received from the Ministry of Energy (“SENER”) on June 14, 2022 (the "SENER Directive").
Professional Related: Aisha Calderón , Horacio M. de Uriarte
November 17th, 2021
We invite you to read edition No. 3 of the Legal Industry Magazine where our associate Aisha Calderon prepared an article on the Presidential Initiative for Constitutional Reform on electricity.
Professional Related: Aisha Calderón
October 21st, 2021
This year our firm was recognized as a leading law firm in Mexico by the publication Legal 500. We invite you to learn more about our recognized practice areas.
Professional Related: Aisha Calderón , Carlos Jiménez , Carlos Orcí , Enrique Ramírez , Francisco Fuentes Ostos , Francisco Glennie , Manuel Echave , Martín Sánchez , Nora Morales , Pablo Mijares , Patrick Meshoulam , Paula Pérez , Pilar Mata , Ricardo Maldonado
September 17th, 2021
We invite you to read the Mexican energy edition on The Reform of the Electricity Industry Law prepared by our associate Aisha Calderón.
Professional Related: Aisha Calderón
August 11th, 2021
Global Practice Guide "Doing Business in... 2021" - Mexico, by Chambers and Partners.
Professional Related: Aisha Calderón , Carlos Orcí , Claudio Jiménez de León , Ignacio Armida , Manuel Tamez , Nora Morales
August 7th, 2020
The Doing Business In.. 2020 Trends & Developments guide, by Chambers and Partners, where our partners Patricio Trad, Martín Sánchez, Ignacio Armida, Patrick Meshoulam, Carlos Orcí and associate Aisha Calderón contributed from a legal perspective.
Professional Related: Aisha Calderón , Ignacio Armida , Martín Sánchez , Patricio Trad , Patrick Meshoulam
April 7th, 2020
Adding to our real-time analysis of the sprawling impact of the COVID-19 crisis in the energy and infrastructure sector, we are taking a look at the topic of force majeure in one of our key practice regions, Latin America.
Professional Related: Aisha Calderón , Horacio M. de Uriarte
September 1st, 2019
Reference Electricity Projects and Regulation 2019.
Professional Related: Aisha Calderón , Horacio M. de Uriarte
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