Key changes in financial reporting standards 2026 that affect financial statements

If you prepare financial statements in Mexico, 2026 is not a minor transition year. The Mexican Council for Financial Reporting Standards and Sustainability (CINIF) issued improvements to the 2026 Financial Reporting Standards (NIF 2026 ), with changes that took effect on January 1 of this year. These changes focus primarily on aligning Mexican regulations with international standards and improving the transparency of financial information. The adjustments directly impact the presentation of cash flows, related party disclosure, and the treatment of financial instruments. Ignoring them not only implies regulatory non-compliance but also the risk of presenting financial statements that do not reflect the entity's economic reality, which can affect financing decisions, external audits, and even reviews by the Mexican Tax Administration Service (SAT).

At GGAF — Guajardo Abogados y Asesores Fiscales, we assist companies in Monterrey with the proper implementation of the 2026 financial reporting standards, ensuring their financial statements comply with CINIF requirements and are aligned with their tax strategy. Learn more about our accounting services.

What are the improvements to NIF 2026 and why do they matter?

Each year, the CINIF (Mexican Financial Reporting Standards Board) issues a document outlining improvements to current financial reporting standards, classified into two main categories: improvements that generate accounting changes in financial statements, and improvements that only clarify or refine the regulatory framework without requiring accounting adjustments. For 2026, this distinction is important because some modifications require recognition based on NIF B-1, meaning they are formal accounting changes with retrospective or prospective effects, as applicable. You can consult the official bulletin of improvements to NIF 2026 issued by the CINIF to identify which ones apply to your entity.

NIF B-2: Changes in the presentation of the statement of cash flows

One of the most impactful changes in 2026 affects NIF B-2, related to the statement of cash flows. Starting this year, cash flows from the disposal of long-lived assets or discontinued operations must be presented as investing and financing activities. A key point for accounting purposes is that this change is applied prospectively, meaning that it is not necessary to restate prior period financial statements for comparative purposes. For a more in-depth technical treatment of this modification, you can review the analysis of the 2026 NIF modifications published by experts in the field.

NIF C-3: greater transparency in the disclosure of related parties

Another significant change in the 2026 financial reporting standards concerns NIF C-3, Related Parties. The disclosure requirements in the notes to the financial statements are expanded to include more detailed information on benefits provided to employees who act as related parties, particularly key management personnel: salaries, bonuses, benefits, and in-kind benefits. The objective is to provide greater clarity to users of financial information regarding business transactions and relationships involving senior management. The standard requires aggregate amounts or amounts by category, not individual breakdowns by executive. Therefore, it is advisable to coordinate this disclosure with the human resources and legal departments to comply with the transparency requirements of the CINIF (Mexican Financial Reporting Standards Board) without compromising the privacy of personal data or generating internal conflicts.

NIF C-14 and NIF C-19: Clarifications on Financial Instruments

The improvements to NIF 2026 also introduce regulatory clarifications in standards C-14 and C-19. In the case of NIF C-14, a clearer treatment for the transfer and derecognition of financial assets is established. For its part, NIF C-19 incorporates adjustments to the recognition and valuation of financial instruments, in order to provide users of financial statements with more accurate information about the associated risks. You can consult the technical details of these modifications in the January 2026 NIF bulletin published by the Mexican Association of Public Accountants.

For companies that report under IFRS: the impact of IFRS 18

If your company reports under International Financial Reporting Standards (IFRS), 2026 brings a change that transforms how the income statement is interpreted: the implementation of IFRS 18, Presentation and Disclosure in Financial Statements. This new standard requires more detailed structures in the income statement, with mandatory subtotals such as operating profit, to improve comparability between entities. Additionally, the application guidance for IFRS 7 on financial instruments is strengthened, expanding the disclosure requirements regarding risks and future cash flows. These changes are independent of the improvements to Mexican Financial Reporting Standards (NIF) issued by the CINIF (Mexican Council for Research and Development of Financial Reporting Standards), but are equally mandatory for companies reporting under international standards.

What you need to do now to comply with NIF 2026

The first step is to identify which of these modifications apply to your entity based on its industry, size, and type of operations. Public interest entities have broader disclosure requirements than non-public interest entities, so the implementation strategy varies. Once the applicable standards have been identified, it is necessary to review current accounting policies, adjust working papers, update financial statement formats, and train the accounting team on the new criteria. To stay up-to-date with any further updates, we recommend consulting the official CINIF website, where all current regulatory documents are published.

Do you need to implement NIF 2026 in your company? GGAF can help you

The changes to the 2026 financial reporting standards are not just a technical update: they represent an opportunity to improve the quality of the financial information your company presents to banks, partners, investors, and tax authorities. At GGAF — Guajardo Abogados y Asesores Fiscales, we have a specialized team to review your current financial statements, identify the modifications that apply to your situation, and ensure that your accounting meets the highest regulatory standards.

If you want the peace of mind of knowing that your financial statements are in order for this fiscal year, schedule a consultation with our team.

Speak with a GGAF specialist

This article is for informational purposes only and does not constitute specific accounting or tax advice. For specific situations, consult a certified public accountant.

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