♿ Accessibility
Accessibility:Senior support

🎯 Free diagnostic · no commitment · 2 minutes

LIA analyzes your case — in 5 short questions

Answer a few simple questions. LIA classifies your case, estimates risk, and delivers a concrete roadmap.

  • 2 min avg time
  • 0 CHF no payment
  • 26 cantons covered
  • 🇨🇭 Tailored to your canton
  • 🔒 100 % Swiss data
  • ⚡ Immediate result
  1. Situation
  2. Case
  3. Contact

Step 1 / 3 · Your situation

Tell us about your situation

This helps LIA tailor the diagnosis to your canton and urgency.

Optional but recommended for cantonal deadlines.

Deadline *

Diagnosis result first, then recommended plan. No card required.

Preselected procedure

Impot a la source et taxation ordinaire ulterieure (TOU)

Revenus eleves, deductions, changement familial ou demande de regularisation

The engine will use the references from this page.

100% free

8 free tools to unblock your situation

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