The Importance of the Master File in Latin America

June 10, 2026

In an increasingly transparent tax environment that is aligned with international standards, the Master File has established itself as one of the most important tools for managing Transfer Pricing  within multinational groups. Its importance in Latin America has grown significantly in recent years, driven by the adoption of the recommendations of the BEPS Action Plan of the Organization for Economic Cooperation and Development (OECD) and by the strengthening of audit mechanisms by tax authorities in the region.

What is the Master File?

The Master File is part of the Transfer Pricing documentation framework established in Action 13 of the BEPS project. Its purpose is to provide an overview of the multinational group, enabling tax authorities to understand its global structure, value chain, financing policies, intellectual property, and corporate-level Transfer Pricing guidelines.

Unlike the Local File, which focuses on a specific entity within a jurisdiction, the Master File offers a comprehensive perspective on the economic and financial operations of the group as a whole.

The Evolution of the Master File in Latin America

Over the past decade, several Latin American countries have incorporated Master File-related requirements into their Transfer Pricing regimes. Countries such as Mexico, Colombia, Peru, Chile, Argentina, Ecuador, and Brazil have developed regulatory frameworks that require its submission or availability for certain taxpayers.

This trend responds to a common objective: to improve tax administrations’ ability to identify tax risks and assess whether the profits reported in each country adequately reflect the companies’ actual economic activity.

In this sense, the Master File has evolved from being a documentary requirement to becoming a strategic element within international tax compliance.

Why is it so important for multinationals?

1. It demonstrates global consistency

One of the main challenges in Transfer Pricing is ensuring that the information submitted in different jurisdictions is consistent. The Master File serves as the reference document that links the group’s global strategy with the local documentation submitted in each country.

Discrepancies between the Master File, Local Files, and other tax returns can trigger immediate red flags during an audit.

2. It facilitates risk assessment by tax authorities

Tax authorities use the Master File to understand how profits are generated within the multinational group and how they are distributed among the various entities.

Aspects such as the location of strategic functions, ownership of intangible assets, intra-group financing arrangements, and organizational structure are elements that typically receive special attention during audit processes.

3. Strengthens the defense against Transfer Pricing audits

Robust and well-structured documentation can become a fundamental element in substantiating the reasonableness of the transfer pricing policies adopted by the group.

In many cases, the Master File is the first document requested by tax authorities when they initiate a review of related-party transactions.

4. Contributes to international tax transparency

The growing exchange of information among tax administrations has increased the importance of maintaining uniform and consistent documentation globally.

Tax authorities no longer analyze only the information submitted within their jurisdiction but can also cross-check it against data obtained through international cooperation mechanisms.

Challenges for Companies in Latin America

Despite its benefits, preparing the Master File presents significant challenges for multinational companies.

Among the main challenges are:

  • Coordination among tax teams across different jurisdictions.
  • The collection of financial and operational information on a global scale.
  • The ongoing updating of corporate structure and value chains.
  • Aligning global documentation with the specific requirements of each country.
  • Managing risks arising from inconsistencies between tax documents.

Additionally, existing regulatory differences among Latin American countries can create further complexities for groups with a regional presence.

Tax Audit Trends in the Region

Latin American tax authorities continue to strengthen their risk analysis capabilities and use increasingly sophisticated technological tools to evaluate the information provided by taxpayers.

In this context, the Master File has become a key source for identifying potential risks related to:

  • Corporate restructurings.
  • Transfer of intangibles.
  • Intragroup services.
  • Intercompany financing.
  • Profit allocation within the multinational group.

Therefore, companies should view this document as part of a comprehensive tax risk management strategy and not merely as a compliance obligation.

In an environment of increasing tax scrutiny and transparency, having a robust Transfer Pricing documentation strategy is essential to reduce risks and strengthen the tax position of multinational companies. TPC Group offers its clients a multidisciplinary team with an international presence to assist with compliance with Transfer Pricing obligations in Latin America and around the world.

Sources:

OECD

Financing

 

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