Administrative court dismissed tax deduction claim for teacher's books citing statutory limits on allowable expenses.

The Administrative Court of Finland dismissed the taxpayer's claim for a tax deduction regarding the purchase of professional books for a biology teacher. The taxpayer argued that expenses for teaching materials should be deductible, while the tax authority contended that only specific categories of costs were permitted under the Income Tax Act. The court ruled that the cited statutory provisions strictly limit deductible expenses to those directly related to business operations, excluding general professional reading materials.