News article

VAT and Transfer Pricing: Why There Is No “One-Size-Fits-All” Rule

The Court of Justice of the European Union recently ruled in the Stellantis Portugal case (C-603/24). The core question: Is a periodic transfer pricing adjustment between a manufacturer and a distributor an adjustment of the sales prices of the cars, or is it a separate consideration for a VAT-taxable service?

The short answer is exactly what we expected: everything depends entirely on the specific facts and circumstances.

The case in a nutshell

GMP (the distributor for General Motors in Portugal, now Stellantis) bore the warranty costs for cars repaired by independent dealers. These costs were factored into the periodic transfer prices between the manufacturer (OEM) and GMP. Through credit and debit notes, the purchase price of the cars was adjusted retroactively to ensure GMP achieved its predetermined profit margin on resale.

However, the Portuguese tax authorities challenged this treatment as a purchase price correction. They argued that GMP should have declared and paid VAT on the repair services it allegedly performed for the manufacturer.

What did the CJEU rule?

• No automatism: In the earlier Arcomet Towercranes case (2025), the Court ruled that a transfer pricing adjustment could indeed constitute a VAT-taxable service. But the Stellantis case is different.
• No direct link: Based on the agreement provided, the Court found no obligation for GMP to supply repair services to the manufacturer. Because the remuneration is tied to a profit margin rather than specific repairs, the link between the payment and the “service” is indirect at best. However, it is now up to the Portuguese court to determine whether other factual elements prove that the price adjustments were the actual consideration for repair services.
• Qualification: If the price adjustment is indeed a retroactive correction of the vehicles’ purchase price, the Portuguese court must assess its impact on the taxable amount.

The key takeaway for daily practice

There is no general, ready-made rule for the VAT treatment of transfer pricing adjustments. While tax authorities or financial professionals are sometimes quick to pigeonhole credit or debit notes into fixed VAT categories, the Court reminds us that a VAT analysis must always be based on the full and specific facts, with the contractual legal relationship playing a pivotal role.

The line between a price adjustment and a taxable service remains incredibly thin.

How are you handling these adjustments within your organization? Feel free to send us a message to exchange views!