Valais Inheritance Tax Guide Forms & Deadlines Valais Inheritance Tax Guide Forms & Deadlines

Valais Inheritance Tax Forms & Deadlines

Valais Inheritance Tax — Forms, Deadlines & Where to File (2025)

Last updated: 15 Nov 2025

Valais Inheritance Tax — Forms & Deadlines

Official links, filing portals, addresses and due dates for the Canton of Valais (Wallis) inheritance tax (Erbschaftssteuer). This page is part of the Valais Inheritance Tax Hub.

Service notice: Swiss inheritance tax services are delivered by Sesch TaxRep GmbH, Buchs SG (Switzerland).

Official pages & forms

Use the links below to access Valais’s current inheritance/gift tax resources. We keep the hub updated; always check the official page for the latest versions.

  • Inheritance tax overview: (see the official link list maintained on this site’s hub; updated periodically)
  • Declaration / return forms: Beneficiary or executor filing — downloadable PDF or online portal where available.
  • Gift tax forms: For lifetime transfers subject to cantonal gift tax.
  • Powers of attorney & attachments: Representation, valuation reports, land register extracts.

For consolidated pointers and deep links, refer to the Valais hub and the service page above.

Deadlines & extensions

  • Standard due date: Typically set by assessment letter following notification to the tax office after death or taxable transfer.
  • Notification: Executors/beneficiaries should notify the Valais tax office promptly to trigger issuance of filing instructions.
  • Extensions: Usually available on written request before the due date; interest/penalties may apply for late filing or payment.
  • Installments: Payment in tranches may be available upon request; interest rules apply.

Keep copies of any extension approvals and note revised due dates to avoid default assessments.

Who files & where

Who files: The executor/administrator (Willensvollstrecker) or beneficiaries as required by the case setup. Nonresident estates owning Valais‑situs assets (esp. real estate) may need a Valais filing even if the main estate is settled elsewhere.

ScenarioValais filing?Notes
All parties domiciled in ValaisYesFull local filing.
Decedent domiciled outside Valais, Valais real estateYes (situs)Local filing limited to Valais‑situs assets.
Nonresident estate with only intangibles in ValaisUsually noMost intangibles follow domicile; verify facts.

Required documents (checklist)

  • Death certificate and succession certificate (Erbbescheinigung).
  • Will, codicils, and any inheritance contracts (Erbvertrag).
  • Asset & liability inventory at date of death; bank and portfolio statements.
  • Real estate: land register extract, valuation/appraisal, rental statements.
  • Business interests: financial statements, valuation report, partnership/shareholder agreements.
  • Gifts within lookback period, with documentation.
  • IDs and addresses of beneficiaries; powers of attorney if represented.

Payment methods

  • Bank transfer / QR-bill: Use the reference on the assessment.
  • Online portal: Where available, pay via the canton’s e-service account.
  • Installments / deferral: Request in writing with liquidity justification.

Addresses & contact

See the current contact details and e-government portal via the hub’s official links. Keep correspondence reference numbers consistent across submissions.

Need assistance preparing the return or securing an extension? Talk to an advisor — Fixed-fee packages Contact

FAQs

What is the usual due date for filing?

Set by the Valais tax office in its notice. If you have not received a notice, contact the office and request filing instructions.

Can I request an extension online?

In many cases yes; otherwise submit a written request before the original due date. Keep the approval for your records.

Who pays the tax — estate or beneficiary?

Valais applies an inheritance tax borne by each beneficiary on their share, subject to exemptions/allowances.

Related: Valais Hub · Nonresident Guide · Planning · Cases · Calculator