How the DGT's position has evolved
Current position
The supply of dental prostheses, orthodontics, and maxillary orthopedics, as well as the services provided by licensed dental technicians, are exempt from IVA (Value Added Tax). Semi-finished products or materials that do not constitute a finished dental prosthesis, such as zirconium discs or structures, are taxed at the general rate of 21%. The reduced rate of 10% is reserved for accessories or components designed for the personal and exclusive use of persons with disabilities.
The DGT's position remains constant regarding the distinction between the final product and the manufacturing materials. The exemption for services and products from licensed technicians has been consolidated, while the inputs for their production are taxed at the general rate. No changes in criterion are observed, but rather a repeated application of the nature of the good.
Turning points
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Establishes the distinction between the nature of the good (10% reduced rate) and the subject performing the operation (exemption for dental technicians).
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Specifies that custom-made semi-finished dental products are taxed at the general rate of 21%.
Analysis based on 20 of 21 rulings with a stated position. Updated 25 September 2026.