Which transfer pricing method suits the diamond industry, given the difficulty in accessing reliable data?


  • QUESTION POSTED BY: Student
  • PROGRAMME: Postgraduate Diploma in International Taxation
  • TOPIC: Transfer Pricing Extended (WEEKS 28, 29 & 30)
  • LECTURER: Okkie Kellerman

FULL QUESTION

In your opinion, which transfer pricing method will be the best to apply in to the the diamond industry, based on the fact that it’s not easy to get information on the same?

ADDITIONAL WRITTEN ANSWER

Applying transfer pricing methods in the diamond industry can be particularly challenging due to its unique characteristics, such as high-value transactions, limited comparables, and vertically integrated operations. Given these challenges, the Resale Price Method (RPM) and Transactional Net Margin Method (TNMM) are often considered more practical for this industry compared to other methods. Here’s an analysis of their application and why they might be appropriate:

1. Resale Price Method (RPM)

Why it fits:

  • Focus on resale margins: RPM evaluates the arm’s length nature of a transaction by examining the gross profit margin on resale, which can often be more accessible than direct cost or pricing data in the diamond trade.
  • Applicability to distributors: For diamond wholesalers or retailers who purchase diamonds from related entities and resell them to third parties, this method can be applied using data from comparable distributors.
  • Challenges:
    • Limited comparable gross profit margins in the diamond industry due to market opacity.
    • Significant variations in diamond quality, grade, and cut may distort comparability.

2. Transactional Net Margin Method (TNMM)

Why it fits:

  • Reliance on net profit margins: TNMM uses net margins instead of gross margins, making it less sensitive to differences in product characteristics, which is advantageous for the diamond industry.
  • Flexibility: This method works well in scenarios where detailed transaction-level comparables are unavailable, as it allows the use of broader financial data for similar industries or companies.
  • Focus on functions and risks: Since the diamond industry often involves multiple functions (e.g., mining, cutting, polishing, and retail), TNMM allows analysis at the functional level.
  • Challenges:
    • Difficulty in finding suitable external comparables for profitability margins in niche sectors like diamond mining or trading.
    • Risk of distorted results if comparables operate in significantly different markets.

3. Profit Split Method (PSM)

Situational use:

  • For vertically integrated operations: Many diamond companies are involved in the entire value chain, from mining to retail. PSM is effective when multiple related parties contribute significantly to value creation, and profits must be allocated based on contributions.
  • Applicability: If the value drivers in a transaction are unique (e.g., access to diamond mines or proprietary cutting techniques), this method allows allocation based on internal factors.
  • Challenges:
    • Complex to implement due to the subjective nature of profit allocation.
    • Requires detailed financial data from all related entities, which can be difficult to gather in the diamond industry.

4. Comparable Uncontrolled Price Method (CUP)

Limited use:

  • Why it struggles: Diamonds are unique, and no two stones are identical in quality, size, and characteristics, making it difficult to find truly comparable uncontrolled transactions.
  • When it works: CUP may be useful in highly standardized transactions, such as bulk trading of industrial diamonds or rough diamonds with consistent grades.

Best Approach

Given the difficulty in obtaining precise data in the diamond industry, TNMM is often the most practical and widely used method. It provides a balanced approach by focusing on overall profitability, which is more accessible through broader financial comparables. However, if the company operates at multiple stages of the value chain, a hybrid approach involving TNMM for routine functions and PSM for unique contributions may yield the most defensible results.


VIDEO SCRIPT

The diamond industry does present unique challenges when it comes to applying transfer pricing methods. 

These challenges stem from the high value of transactions, the limited availability of comparables, and the vertical integration often seen in the industry. 

Given these complexities, selecting the right transfer pricing method requires careful consideration of the specific circumstances and the type of data that is realistically available.

Let’s begin with the Resale Price Method

This method is particularly useful when analyzing transactions involving distributors who purchase diamonds from related entities and resell them to third parties. 

RPM focuses on the gross profit margin earned on resale, making it a good fit for the wholesale and retail segments of the diamond trade. 

One advantage of RPM is that gross margin data is often more accessible than direct pricing information, which is notoriously opaque in the diamond market. 

However, the unique characteristics of diamonds—such as variations in quality, grade, and cut—can make it difficult to find comparable transactions, which limits the application of this method.

Another commonly used method in the diamond industry is the Transactional Net Margin Method, or TNMM.

 TNMM analyzes net profit margins rather than gross margins, which makes it less sensitive to differences in product characteristics. This flexibility is particularly advantageous in the diamond trade, where comparables for specific transactions are hard to come by.

Instead, TNMM allows us to rely on broader financial data from companies engaged in similar activities, such as diamond mining, cutting, or trading. Moreover, it aligns well with the functional and risk profile of entities in the diamond supply chain. 

Despite its strengths, TNMM has its own challenges. Identifying suitable comparables that operate under similar economic conditions can be difficult, especially given the niche nature of the diamond sector.

The Profit Split Method, or PSM, might be a better fit in situations involving vertically integrated operations. 

Many diamond companies are involved in the entire value chain, from mining to retail. PSM is particularly effective in such cases because it allows profits to be allocated based on each entity’s contributions to value creation. 

For example, a company with exclusive access to diamond mines or proprietary polishing techniques may warrant a larger share of the profits. 

However, PSM can be complex to implement, as it requires detailed financial data from all related entities, and the allocation of profits can often be subjective.

The Comparable Uncontrolled Price Method, or CUP, is often considered the gold standard in transfer pricing because it compares prices directly. 

However, in the diamond industry, CUP is of limited use. Diamonds are unique, and no two stones are identical in quality or size. 

This makes finding true comparables for uncontrolled transactions difficult. 

That said, CUP can be applied in situations involving highly standardized transactions, such as the bulk trading of industrial-grade diamonds or rough diamonds with consistent grades.

Now, considering the practical realities of the diamond industry, the Transactional Net Margin Method often emerges as the most practical and widely used approach. 

Its focus on overall profitability, rather than specific transaction details, makes it more flexible and defensible in audits. 

That said, in cases where a company operates across multiple stages of the value chain, a hybrid approach might be warranted. 

For instance, TNMM can be applied to routine functions, while PSM can address unique contributions, ensuring that profits are allocated appropriately across the group.

In summary, while each transfer pricing method has its strengths and limitations, the choice ultimately depends on the availability of data and the specific functional profile of the entities involved. Understanding these nuances is critical to ensuring that the chosen method aligns with both the arm’s length principle and the unique characteristics of the diamond trade.