How to Say "sales tax" in Spanish
The Spanish word for “sales tax” is “IVA” — B1 level. This is a very common word in everyday Spanish.

Examples
El precio ya incluye el IVA.
The price already includes VAT.
¿Este precio es con IVA o sin IVA?
Is this price with or without VAT?
Como soy autónomo, puedo deducir el IVA de mis facturas.
Since I am self-employed, I can deduct the VAT from my invoices.
The Gender of Acronyms
IVA is masculine because it stands for 'Impuesto' (Tax), which is a masculine word. Even though it ends in 'A', you should always use 'el' or 'un'.
Using it as a Noun
In Spanish, we treat acronyms like normal words. You don't need to spell out the letters; you just pronounce it as 'I-VA'.
Avoid 'La IVA'
Mistake: “La IVA es cara.”
Correction: El IVA es caro. Remember, the gender comes from the hidden word 'Impuesto', not the final letter 'A'.
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