06. Februar 2020 No correction of incorrect income tax assessment in the even ... The Supreme Tax Court held in its ruling of 10 December 2019 (IX R 23/18) that a final tax assessment can no longer be corrected by the tax office under Section 129 of the German Tax Code (“GTC” - obvious errors while issuing administrative acts) if the incorrect assessment of a capital gain whisch was correctly declared by the taxpayer under 17 of the German Income Tax Act was not based on a mere "mechanical error". Kategorien: Supreme Tax Court casesSchlagwörter: General Tax Code, assessment procedures, ...