Our publications
BSP’s lawyers regularly share their knowledge through regular legal updates, newsletters and professional publications.
Latest Newsletters & Newsflashes
Sep 30, 2025Flat-rate withholding tax I New threshold for certain occasional wages
In July 2025, the Luxembourg government drew up a draft Grand-Ducal Regulation (the “ Draft Regulation”) amending the Grand-Ducal Regulation of 9 January 1974 on the determination of tax withholding on salaries and pensions (the “ Regulation”). Context: flat-rate withholding tax for occasional work
Sep 16, 2025Luxembourg Case Law I High Administrative Court rules on legal remedies against tax notifications issued under § 100a AO
Key takeaways On 6 August 2025, the Luxembourg Higher Administrative Court ( Cour administrative ) handed down a decision (n °52321C ) whereby taxpayers cannot themselves request an ex-post review following the filing of an inaccurate tax return. From the Court’s perspective, the decision to carry
Sep 10, 2025ECJ Case Law I Pillar Two: preliminary question on the validity of the Directive referred to ECJ
On 31 July 2025, the Belgian Constitutional Court referred a request for a preliminary ruling to the European Court of Justice (the “ ECJ”) on the compatibility of Council Directive 2022/2553 of 14 December 2022 on ensuring a global minimum level of taxation for multinational enterprise groups and
Jul 16, 2025Luxembourg Case law I Characteristics to be retained for the purposes of the determination of the rental value of an accommodation
Key takeaways On 13 May 2025, the Luxembourg Higher Administrative Court ( Cour Administrative ) handed down a decision, within the context of an ex officio taxation (i.e. procédure de taxation d’office ), on the relevant characteristics that shall be retained for the purposes of the determination
Jul 14, 2025Double tax treaty I Luxembourg – Oman: Legislative update
On 16 October 2024, the Grand Duchy of Luxembourg and the Sultanate of Oman signed a convention for the elimination of double taxation with respect to taxes on income and on capital and the prevention of tax evasion and avoidance (the “ DTT”). For more information, please refer to our previous
Jul 10, 2025Tax measures in favour of the Luxembourg real estate sector I Legislative update
The l aw of 22 May 2024 provided for both short term tax measures (applicable for fiscal year 2024) in favour of the Luxembourg real estate market and long term tax measures applicable as from 2025 (please refer to our previous newsflash). To support the ongoing recovery of the real estate sector
Latest Articles & Books
Aug 28, 2025Thomson Reuters Practical Law | Regulation of state and supplementary pension schemes in Luxembourg
Q&A guide to pensions law in Luxembourg. The Q&A gives a high-level overview of the regulation of national government pensions and supplementary pensions. On national government pensions, it covers employer/employee contributions; national government pension age and monthly amount; and the public
Jan 16, 2024Thomson Reuters Practical Law | Regulation of state and supplementary pension schemes in Luxembourg
A Q&A guide to pensions law in Luxembourg. The Q&A gives a high-level overview of the regulation of national government pensions and supplementary pensions. On national government pensions, it covers employer/employee contributions; national government pension age and monthly amount; and the public
Nov 04, 2022Thomson Reuters Practical Law | Outsourcing: Luxembourg Overview
A Q&A guide to outsourcing in Luxembourg. This Q&A guide gives a high-level overview of legal and regulatory requirements on different types of outsourcing; commonly used legal structures; procurement processes; formalities required for transferring or leasing assets; data protection issues; supply
Oct 25, 2022Thomson Reuters Practical Law | Regulation of state and supplementary pension schemes in Luxembourg
A Q&A guide to pensions law in Luxembourg. The Q&A gives a high-level overview of the regulation of national government pensions and supplementary pensions. On national government pensions, it covers employer/employee contributions; national government pension age and monthly amount; and the public
Oct 20, 2021Thomson Reuters Practical Law | Regulation of State and Supplementary Pension Schemes in Luxembourg: overview
A Q&A guide to pensions law in Luxembourg. The Q&A gives a high-level overview of the regulation of national government pensions and supplementary pensions. On national government pensions, it covers employer/employee contributions; national government pension age and monthly amount; and the public
Aug 05, 2020Thomson Reuters Practical Law | Regulation of state and supplementary pension schemes in Luxembourg
A Q&A guide to pensions law in Luxembourg. The Q&A gives a high level overview of the key practical issues including: state pensions; supplementary pensions; funding and solvency requirements; tax on pensions; business transfers; participation in pension schemes; and employer insolvency and overall
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