Alerts

At Competimex, we keep you informed about the latest changes in regulations and tax obligations. Our legal and tax alerts section provides you with essential information to ensure your business complies with regulations and optimizes its resources.

Alerta1

Alert.

Reforma a la Ley de Amparo: principales cambios y consideraciones.

El pasado 16 de octubre de 2025, fue publicado en el Diario Oficial de la Federación, en su edición vespertina, el decreto que reforma y adiciona diversas disposiciones a la Ley de Amparo, Código Fiscal de la Federación y la Ley Orgánica del Tribunal Federal de Justicia Administrativa.

View official post

Alert.

SAT da a conocer criterios de programación de auditorías

El Servicio de Administración Tributaria (SAT) dio a conocer los criterios de programación de auditorías que aplicará con el objetivo de fomentar la transparencia y brindar certidumbre jurídica a los contribuyentes.

View official post

Alert.

Quinta Resolución de Modificaciones a la Resolución Miscelánea Fiscal para 2025.

El Servicio de Administración Tributaria (SAT) dio a conocer la Quinta Resolución de Modificaciones a la Resolución Miscelánea Fiscal para 2025, en su Primera versión anticipada, a través del Portal del SAT.

View official post

Alert.

Nuevo “Monto Transaccional del Usuario” (MTU) en aplicaciones bancarias

A partir del 1 de octubre de 2025, todos los bancos en México deberán habilitar en sus plataformas de banca en línea y aplicaciones móviles la opción para que los usuarios configuren un límite personalizable de operaciones, denominado Monto Transaccional del Usuario (MTU), conforme a lo establecido por la Comisión Nacional Bancaria y de Valores (CNBV) en la Circular Única de Bancos.

View official post

Alerta2

Alerta3

Alerta4

Alert 01.

General Guidelines for the Operation of the IMSS Mailbox

On August 5, 2024, agreement ACDO-AS2.HCT.230724/261.P.DIR. of the H. IMSS Technical Council, which approves the guidelines for the operation of the IMSS Mailbox, is published in the Official Gazette of the Federation.

Obligation: Enable the IMSS mailbox within 180 days from publication in the Official Gazette of the Federation.
Electronic Notifications: The authority may notify administrative acts electronically.
Notification Deadline: The notification will be deemed to have been made within 3 business days of receipt, and will subsequently be deemed to have been notified automatically.
Electronic Procedures: Procedures initiated electronically must be completed electronically.

View official post

Are you ready to transform your company's efficiency and competitiveness?

Our team of experts is ready to help you explore customized solutions that respond to the specific needs of your business. Reach out to us and let us assist you in navigating the path to strategic and sustainable growth.

We are here to support you every stage of your journey!

Mail

info@competimex.com

Phone Number

+52 55 56 16 72 83

CONTACT

ADDITIONAL INSIGHTS

Featured News

Lower Rates, Higher Risk: Urgent Decisions for SMEs

Despite Banxico’s rate cuts, access to credit for SMEs remains constrained by risk perception, bank performance, and contractual conditions. As a result, companies must strengthen liquidity and diversify funding sources to avoid hidden costs and loss of financial flexibility.

May 19, 2026

The Supreme Court and the Emerging Corporate Risk Environment

The 2024 Judicial Reform, which among its most consequential measures completely reshaped the Supreme Court, is creating uncertainty for SMEs. Early rulings appear to favor the State, undermining business confidence while increasing risk, complicating planning, and slowing investment.

Apr 29, 2026

New Labor Rules: How to Keep Compliance from Eroding Profitability

Recent labor reforms have significantly increased the cost of formal employment, without a proportional gain in productivity. In this environment, compliance is no longer just a legal obligation for companies, but a critical financial management issue that requires anticipation, cost-structure adjustments, and stronger planning.

Mar 24, 2026

Annual Tax Return 2025: A Digitalized Reconciliation Exercise

Tax compliance no longer depends solely on accurately determining tax liabilities; it now requires full consistency across accounting records, issued tax invoices, and the supporting evidence for each transaction. Under this new digital and analytics-based validation model, even traditionally compliant companies may face compliance challenges.

Feb 23, 2026

Alerts

At Competimex, we keep you informed about the latest changes in regulations and tax obligations. Our legal and tax alerts section provides you with essential information to ensure your business complies with regulations and optimizes its resources.

General Guidelines for the Operation of the IMSS Mailbox

Are you ready to transform your company's efficiency and competitiveness?

Subscribe to our newsletter:

Mail

info@competimex.com

Follow us

Phone Number

+52 55 56 16 72 83

Featured News

Subscribe to the most relevant news