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1 JUL 2025
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4:03 PM
Advisory

8 Common Pitfalls in Transfer Pricing Documentation: A Comprehensive Guide to Avoid Costly Mistakes

Post title 'TP Documentation: Avoid These Costly Mistakes' on a green banner overlaying 3 MNE employees in discussion over transfer pricing (TP) documentation best practices

Transfer Pricing (TP) documentation is a critical compliance requirement for multinational enterprises (MNEs) engaged in intercompany transactions. Its primary purpose is to demonstrate that transactions between related entities are conducted at arm’s length, meaning at prices comparable to those that would be agreed upon by independent parties under similar circumstances. While seemingly straightforward, preparing robust and defensible TP documentation is a complex undertaking, and businesses often fall prey to common mistakes that can lead to significant penalties, increased audit scrutiny, and reputational damage.

This article delves into the most prevalent errors in TP documentation, offering professional insights to help MNEs navigate this intricate landscape and ensure compliance.

1. Inadequate or Inconsistent Documentation

One of the most frequent and fundamental mistakes is insufficient or inconsistent documentation. Many companies either lack comprehensive records or their documentation method vary significantly across different entities or jurisdictions. This creates a fragmented and often contradictory narrative that tax authorities can easily challenge.

To avoid this:

  • Centralize the TP documentation process: Implement a unified approach for all entities and jurisdictions to ensure consistency in methodology, data, and presentation.
  • Regularly update policies: TP policies should be dynamic, reflecting current business operations, market conditions, and the latest local and OECD guidelines.
  • Stay prepared: Don’t wait for an audit request. Start preparing documentation early in your company’s journey, even if immediate submission isn’t required.

2. Disconnect Between Documentation and Business Reality

A surprising, yet common, oversight is when TP policies and documentation fail to accurately reflect the actual business operations and economic substance of transactions. Documentation should not be a mere formality; it must genuinely portray how value is created within the MNE group.

To avoid this:

  • Focus on economic substance: Ensure your documentation goes beyond contractual forms to reflect the true functions performed, assets utilized, and risks assumed by each entity involved in intercompany transactions.
  • Have a clear value chain narrative: The documentation should clearly explain how each entity contributes to the group’s value creation and how the transfer pricing methodology aligns with this reality. This should be understandable to tax authorities.

3. Incorrect Selection or Application of Transfer Pricing Methods

Choosing the appropriate transfer pricing method is paramount, yet many companies err in this crucial step. Given the complexity of various transactions and the array of available methods (e.g., CUP, Resale Price, Cost Plus, TNMM, Profit Split), selecting the wrong one can lead to immediate challenges from tax authorities.

To avoid this:

  • Do a thorough functional analysis: Before selecting a method, conduct a comprehensive functional analysis to identify and analyze the functions performed, assets used, and risks assumed by each party to the controlled transaction. This analysis is the bedrock for selecting the most appropriate method.
  • Adher to OECD Guidelines: Familiarize yourself with the OECD Transfer Pricing Guidelines, which provide detailed guidance on the application of various methods.
  • Consider advantages and disadvantages: Understand the strengths and weaknesses of each method concerning your specific transactions and the availability of reliable data.
  • Seek expert advice: Given the technical nature and potential complexities, engaging transfer pricing specialists can be invaluable in selecting and applying the most appropriate method.

4. Flawed Comparability Analysis

The comparability analysis is the cornerstone of demonstrating arm’s length pricing. Errors in this area, such as using inappropriate comparables or failing to make necessary adjustments for material differences, can render the entire documentation indefensible.

To avoid this:

  • Search robustly for comparables: Utilize reliable databases and expertise to conduct a thorough search for truly comparable uncontrolled transactions or companies.
  • Make detailed comparability adjustments: Recognize that “perfect” comparables are rare. Be prepared to make well-reasoned and documented adjustments for differences in functions, assets, risks, market conditions, product characteristics, and contractual terms.
  • Justify rejection of potential comparables: If certain potentially comparable data is excluded, provide clear and objective justifications for its rejection.

5. Ignoring Local Regulations and Evolving Guidelines

Transfer pricing regulations are dynamic and vary significantly across jurisdictions. A common mistake is to overlook or misunderstand specific local requirements, leading to non-compliance and penalties.

To avoid this:

  • Stay updated: Continuously monitor and adapt to changes in local transfer pricing legislation and guidelines in all jurisdictions where the MNE operates.
  • Compile jurisdiction-specific documentation: While a master file provides a group-level overview, local files must address the specific requirements and nuances of each country.
  • Engage proactively: Be aware of the regional tax authority’s focus and adjust your TP policies and documentation accordingly.

6. Failure to Account for Business Changes and Update Policies

Business environments, market conditions, and internal strategies are constantly evolving. Failing to regularly review and update transfer pricing policies and documentation to reflect these changes can lead to outdated and easily challenged positions.

To avoid this:

  • Conduct periodic reviews: Implement a robust process for regularly reviewing and updating TP policies and documentation, ideally annually, or whenever significant business changes occur (e.g., new products, services, restructuring, changes in value drivers).
  • Explain deviations satisfactorily: If financial results deviate from expectations or if there are losses, the documentation should thoroughly explain the underlying business circumstances (e.g., unexpected market downturns, operational inefficiencies) and demonstrate that such outcomes are not due to non-arm’s-length intercompany prices.

7. Lack of Formalized Intercompany Agreements

Often, intercompany transactions are not formalized with proper written agreements, or existing agreements are not aligned with the TP documentation. This weakens the MNE’s transfer pricing position during audits.

To avoid this:

  • Draft and maintain formal agreements: Ensure all intercompany transactions are supported by legally binding written agreements that clearly detail the terms and conditions, consistent with the arm’s length principle and the TP documentation.
  • Maintain consistency: The intercompany agreements should be consistent with the functional analysis and the chosen transfer pricing method described in the documentation.

8. Inadequate Storytelling and Irrelevant Information

Effective TP documentation should not be a mere collection of data points. It needs to tell a coherent story, explaining the rationale behind the transfer pricing policies and demonstrating their alignment with the group’s overall business strategy. Conversely, including excessive or irrelevant information can obscure critical facts and add unnecessary costs.

To avoid this:

  • Create a clear narrative: Ensure the documentation logically leads the reader to the conclusion that the TP policy is a natural outcome of how the business operates.
  • Be concise and focused: Focus on relevant facts, data points, and analyses that directly support the company’s transfer pricing position and are required for compliance. Avoid jargon and use clear, professional language.
  • Consider the audience: Remember that tax authorities will be the primary readers. The documentation should be structured to address their potential questions and concerns proactively.

Conclusion

Preparing robust and compliant transfer pricing documentation is an ongoing strategic imperative for MNEs. By proactively addressing these common mistakes, businesses can significantly mitigate their transfer pricing risks, enhance their tax compliance posture, and avoid potentially crippling penalties. Investing in thorough preparation, continuous review, and, where necessary, expert guidance is not just a cost, but a critical investment in maintaining financial stability and reputational integrity in today’s increasingly scrutinized global tax environment.

Need guidance on your transfer pricing documentation? Get in touch with the Bispoint team to ensure your SME is fully compliant and audit-ready.


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