Mass Redundancy (Massenentlassung)

A Massenentlassung is the simultaneous or near-simultaneous dismissal of multiple employees within a short timeframe, typically triggered when a company closes a site, ends a major contract, or restructures. Swiss law imposes mandatory consultation with employee representatives and the cantonal labor authority before notices take effect.

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Swiss employment law does not set a fixed threshold defining 'mass redundancy,' but the Federal Office of Labor and cantonal authorities generally treat dismissals of 10+ employees within 30 days as subject to consultation rules. Smaller companies may still trigger obligations at lower numbers depending on workforce size.

The legal framework sits in the Code of Obligations (ArG, Article 335c) and cantonal ordinances. Exact procedures vary by canton. Many cantons also require notification to the RAV/ORP/URC (regional employment center) and sometimes a restructuring plan.

When Massenentlassung Obligations Arise

You must assume consultation is required if you plan to dismiss 10 or more employees within 30 days, or if your total workforce is small (under 100) and dismissals exceed 10% of headcount in that window. Obligations can also trigger at lower thresholds in some cantons if a site or division closes entirely.

Restructuring, relocation, significant contract loss, and technology replacement are common triggers. Even if layoffs happen over months, they may be treated as one Massenentlassung if part of a single business change.

  • Consult with employee representatives (works council, union, or elected staff delegates) before serving dismissal notices
  • Notify your cantonal labor authority in writing; timelines and format vary by canton
  • Provide affected employees with a written explanation of reasons, criteria for selection, and social plan details
  • Observe mandatory notice periods (typically 30 days from the end of a calendar month, or as per GAV if stricter)
  • Allow time for negotiations on a social plan addressing redundancy payments, retraining, or job placement support
  • Document all consultation steps; absence of proper process can invalidate dismissals

Employer Obligations

You must consult in good faith with workers' representatives at least 30 days before notices are issued. This is not a box-ticking exercise; you must genuinely consider proposals and respond to them in writing. Failure to consult properly can render dismissals unlawful, even if you later follow correct procedure.

You must also notify your cantonal authority (Office of Labor or equivalent) and often provide a restructuring report showing the business rationale, selection criteria, and timeline. Some cantons require a social plan addressing support for displaced staff.

  • Begin consultation at least 30 days before any notices are served
  • Appoint a clear contact person for negotiations with employee representatives
  • Provide a written statement outlining business reasons, job categories affected, and selection methodology
  • Respond to all worker proposals and counter-proposals in writing within a set timeframe
  • Register the planned redundancies with the cantonal labor authority as instructed
  • Ensure notice periods comply with the Code of Obligations and any applicable GAV

Most Common Mistake

The single largest error is failing to start consultation early enough—or failing to consult at all, assuming you can simply issue notices and sort out objections afterward. Employers often underestimate how seriously cantons and labor courts treat the consultation requirement.

A close second is using arbitrary or undocumented selection criteria. If you cannot explain why certain employees were chosen over others using transparent, objective measures (seniority, Pensum, role redundancy), courts will scrutinize the fairness of the process and may award damages or order reinstatement.

  • Starting consultation fewer than 30 days before notices are issued—or not at all
  • Failing to appoint or recognize legitimate employee representatives
  • Dismissing without a clear, documented selection methodology
  • Issuing notices before the cantonal authority acknowledges receipt of notification
  • Ignoring written proposals from workers' delegates during the consultation period
  • Unequal treatment: dismissing some employees while offering others early retirement or internal transfer options without transparent reasoning

Frequently asked questions

How many employees must I dismiss for Massenentlassung rules to apply?
There is no fixed Swiss law threshold, but 10+ employees within 30 days typically triggers consultation duties. Smaller companies may be subject at lower numbers; some cantons use a percentage threshold (e.g., 10% of workforce). Consult your cantonal labor office early to confirm applicability.
What is a 'social plan' and do I have to offer one?
A social plan outlines employer support: severance above the legal minimum, retraining funds, outplacement services, or extended notice periods. It is not always legally mandatory, but many cantons expect it or workers will demand it during consultation. Refusing to negotiate one may delay or complicate the process.
What happens if I do not consult properly?
Dismissals can be invalidated by a labor court, and affected employees may claim damages or reinstatement. The cantonal authority may also block or delay the redundancy. Proper consultation is non-negotiable; hire a labor lawyer to guide the process if you are unsure.

General information for Swiss employers, not legal advice. Have a lawyer confirm anything with legal consequences.

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