2026 compliance timeline – Key deadlines
With regulatory expectations continuing to tighten, staying compliant on time is more important than ever. Organizations face increasing pressure to meet key deadlines, making effective planning essential. To support you in navigating the year ahead, we are pleased to share a non‑exhaustive compliance timeline for 2026. This overview brings together the most important (in)direct tax and statutory accounting obligations, helping you anticipate what’s coming and stay well‑prepared throughout the year.
BIC Transition Impact: final opportunity to validate (late) December 2025 advance tax payments by 31 January 2026
Following a new public contract, BNP Paribas Fortis took over all federal government accounts from Bpost during the weekend of 13–14 December 2025. As a consequence: account numbers (IBAN) remain unchanged (identifiable by digits 679 in positions 5–7). as from 15 December 2025, international payments must use the new BIC: GEBABEBB. Impact on
Will employees working from home trigger a PE? New commentaries from the OECD
In the wake of the COVID-19 pandemic, the rise in remote work has heightened the risk that companies may be deemed to have a permanent establishment (PE) in jurisdictions where employees regularly work from home, potentially triggering corporate tax filing and other registration/compliance obligations. To address these developments, the OECD has recently updated the commentary to
Advance tax payments: Reduced surcharge announced
As a result of decreasing ECB interest rates, the surcharge for making no or insufficient advance tax payments has been fixed at 6.75% for the assessment year 2026, i.e. for financial years closing as per 31 December 2025 or in 2026 if the financial year closes prior to 31 December. As you might recall, this
Stay ahead in 2025 – Compliance timeline
With regulatory expectations growing stronger, ensuring timely compliance has never been more crucial. Companies are increasingly under pressure to meet deadlines and avoid costly penalties, a challenge that continues to affect many businesses. To help you stay on top of the deadlines, we’re pleased to provide a (non exhaustive) compliance timeline for 2025. Designed to
Investment Deduction: Royal Decree lists published. Consider applying this incentive!
In order to encourage investments in the green transition, the Belgian Government has revamped the existing investment deduction system, effective for investments made as from 1 January 2025 (see also our newsflash of 31 May 2024 and 2 April 2024). As a recap, the new regime is organised around three ‘tracks’: The general investment deduction
Is your company ready for the upcoming compliance deadline?
Statutory financial statements As you probably are aware, Belgian companies should annually deposit their statutory financial statements with the National Bank of Belgium. Filing should be done within 30 days after the financial accounts have been approved by the Annual General Meeting of Shareholders and no later than 7 months after the end of the
New reporting obligation for tenants to declare certain rent payments: risk of non-deductibility in case of non-compliance!
Who is in scope? This new reporting obligation applies in principle to all legal entities and natural persons who are required to file an income tax return in Belgium. It does not matter whether this concerns personal income tax, corporate income tax, legal entity tax or non-resident tax. However, the reporting obligation is only applicable
