Trade Tax and Swap Interest: An Overview of the Addition Under the Federal Fiscal Court Ruling
Corporate taxation often raises complex questions, particularly when it comes to trade tax. A recent ruling by the Federal Fiscal Court (BFH) sheds light on the tax treatment of swap interest as debt service payments. This article examines the background, the ruling, and the implications for businesses in greater detail.
Background on Trade Tax and the Addition of Debt Remuneration
Trade tax is a local tax levied on corporate profits. Pursuant to Section 8(1)(a), first sentence, of the Trade Tax Act (GewStG), certain debt service payments must be added to profits. This addition applies if the deducted amounts exceed €100,000.
Judgment of the Federal Fiscal Court (BFH) of November 16, 2023
In a ruling dated November 16, 2023 (III R 27/21), the BFH ruled on the tax classification of swap interest. In general, expenses for an interest rate swap are not considered interest on debt, as they are not directly incurred for the provision of capital. However, an exception applies if the loan agreement and the swap transaction form an economic unit.
Requirements for the inclusion of swap interest
The ruling establishes that swap expenses are treated as interest on debt only if certain conditions are met. In particular, the underlying transaction (loan) and the hedging transaction (interest rate swap) must be closely intertwined in terms of substance, timing, and parties involved. The term, principal amount, and maturity dates must be substantially congruent.
Decision of the Fiscal Court (FG) and Appeal
The dispute concerned the years 2010 and 2011, during which the tax court of first instance did not classify the expenses from interest rate swap agreements as income subject to addition. However, the tax authority’s appeal was dismissed by the Federal Fiscal Court (BFH) because the requirements for an economic unit were not met.
Practical example and implications for companies
A company that, for example, enters into an interest rate swap to hedge against interest rate risks must now examine more closely whether the requirements for the addition are met. It is not sufficient that there is merely a causal or triggering connection between the loan agreement and the interest rate swap. A close interdependence in terms of substance, timing, and personnel is required.
Outlook and Conclusion
The BFH ruling provides clarity regarding the tax treatment of swap interest in the context of trade tax. Companies should be aware that not every interest rate swap automatically leads to an addition. The specific circumstances must be examined on a case-by-case basis to avoid tax consequences. This ruling helps clarify the tax landscape for companies and provides legal certainty in an area that was previously insufficiently clarified.
If you would like detailed advice on the topic of swap interest, you can benefit from our many years of expertise. With our offices in Düsseldorf and Oberhausen, we offer you direct points of contact. Contact us to schedule a consultation. We look forward to meeting you.

