Belgium's Federal Public Service (SPF) Finance has issued a release on the opening of the Biztax e-service on 30 April 2026 for the filing of corporate income tax returns for the 2026 assessment year (2025 income year). The release also notes that the corporate tax return deadline for fiscal years ending from 31 December 2025 to 28 February 2026 is 30 September 2026. The same deadline applies for both resident and non-resident corporate tax. Further, it is noted that for returns submitted by…