How the DGT's position has evolved
Current position
The classification within the IAE (Economic Activities Tax) Tariffs is determined by the true nature of the economic activity, regardless of the means of sale (physical or internet) or the designation assigned by the holder. In the case of internet services, the heading depends on the provider's conditions and the method of performance. If the activity does not have a specific heading, the classification by similarity procedure must be applied.
The DGT's position has remained constant over time, focusing classification on the material nature of the activity. No changes in criterion have been observed, but rather a repeated application of the principle of economic reality against the sales modality or the professional's title. The doctrine is stable in that the marketing channel does not alter the corresponding heading.
Turning points
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Establishes that the retail regime does not authorize exportation, requiring registration in wholesale trade headings to allow such an operation.
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Clarifies that classification depends on the nature of the activity and not on the holder's academic degree.
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Specifies that in the absence of a specific heading, classification by similarity must be applied, ruling out the use of group 999.
Analysis based on 15 of 15 rulings with a stated position. Updated 26 September 2026.