Luxembourg Tax Optimization
Asked about reducing tax in Luxembourg, tax planning, or legal strategies to minimise tax for a self-employed person or small company in Luxembourg.
What this covers — Luxembourg, 2025
- Self-Employed vs SARL / SARL-S
- Deductions Most People Miss
- Pension & Retirement Reliefs
- Personal Abatements
- Red Lines (do not cross)
This is a research-grade draft — figures aren't shown as fact until a licensed accountant signs it off. The full, packaged rules load through the connector.
Use these rules in your AI
Connect once and your AI follows Luxembourg Tax Optimization automatically — it stays current when a rate changes, and hands you to a licensed accountant when you need one. A copied file goes stale the day the law moves.
Using Claude Code, Cursor or Codex? Install these rules in one command:
Want a licensed accountant to check your AI-generated return?
Get reviewedThe open, research-grade drafts are on GitHub. The accountant-verified version is delivered through the connector.
Are you a Luxembourg accountant? Verify these rules and put your name on them.
These rules are research-verified. They need a licensed practitioner for Luxembourg to confirm them and become their named verifier. Reviewing reference rules — not signing returns.
Apply to verify Luxembourg →About
Use this skill whenever asked about reducing tax in Luxembourg, tax planning, or legal strategies to minimise tax for a self-employed person or small company in Luxembourg. Trigger on phrases like "reduce tax Luxembourg", "self-employed vs SARL", "SARL-S", "Luxembourg deductions", "third-pillar pension deduction", "interest deduction Luxembourg", "save tax Luxembourg", "tax planning Luxembourg". This skill covers the self-employed-vs-company choice, the SARL EUR 17,500 allowance, business and interest deductions, private-pension (third pillar) relief, the CNAP contribution, personal abatements, and the substance/reasonable-salary red lines. ALWAYS read this skill before advising on any Luxembourg tax optimisation.
The full rule
The complete, step-by-step rules for Luxembourg Tax Optimization — the research-grade draft — load directly into your AI agent through the OpenAccountants connector. Connect once and your agent applies these rules automatically, with dependency resolution, conservative defaults, and a handoff to a licensed accountant when you need one.
More Luxembourg tax skills
Other Luxembourg computations in the OpenAccountants library.