Vähennettävyyteen

Vähennettävyyteen is the illative case form of the Finnish abstract noun vähennettävyys, which expresses the property of being reducible or deductible. The base concept comes from the verb vähentää (to reduce, to deduct) with the suffix -ettävyys forming a noun that denotes a quality or characteristic, here the reducibility or deductibility of something. The illative suffix -een is added to form vähennettävyyteen, indicating “into reducibility/into deductibility” or, in Finnish usage, movement toward the concept.

In usage, vähennettävyys is most common in tax- and accounting-related contexts, where it describes whether costs, losses, or expenses are allowable for tax purposes. Phrases such as vähennettävyyteen liittyvät säännökset or vähennettävyyteen liittyvät ehdot appear in legal or regulatory texts to refer to rules or conditions pertaining to deductibility. Outside legal contexts, the form may occur in scholarly discussions of Finnish terminology or in explanations of the concept of deductibility.

Notes: It is a grammatical form of a broader linguistic phenomenon in Finnish—the use of the illative to indicate movement into a concept or domain. The term is not typically used in everyday conversation; its appearance is largely confined to formal texts, such as legislation, tax guidance, or linguistic descriptions.

See also: vähennettävyys, verovähennys, vähennyskelpoisuus.