https://www.wkgt.com/en/insights/2026/dusseldorf-tax-court-no-blanket-partial-deduction-restriction-for-pooled-refinancing-costs-under-section-21-invstg/ Grant Thornton AG en 2026-09-30 Düsseldorf Tax Court: No blanket partial deduction restriction for pooled refinancing costs under section 21 InvStG https://www.wkgt.com/en/insights/2026/farewell-to-voluntary-self-disclosure/ Grant Thornton AG en 2026-09-30 Farewell to Voluntary Self-Disclosure with Immunity from Prosecution? Why a Tax Compliance Management System Is Becoming Indispensable https://www.wkgt.com/en/insights/2026/baden-wurttemberg-tax-court-change-of-management-company-of-a-luxembourg-fcp-does-not-trigger-real-estate-transfer-tax/ Grant Thornton AG en 2026-09-30 Baden-Württemberg Tax Court: Change of Management Company of a Luxembourg FCP Does Not Trigger Real Estate Transfer Tax https://www.wkgt.com/themen/2026/bmf-entwurf-zum-investmentsteuergesetz/ Deutschland - Grant Thornton de 2026-09-30 BMF-Entwurf zum Investmentsteuergesetz: Wichtige Klarstellungen für Fonds und Spezial-Investmentfonds