A
Swiss reference letter code

„mit grossem Fleiss anpackte“

What this German phrase in your Swiss Arbeitszeugnis (employment reference letter) really says about you – and which grade it hides.

Literal translation vs. real meaning

Literal translation (what DeepL tells you)

“...tackled tasks with great diligence...”

What Swiss HR actually reads

This indicates that while the employee worked hard, they were unsuccessful in execution (grade 3.5 on the Swiss 1-6 scale).

Hidden rating

Insufficient (grade 3.5)

German rating: Ungenügend (Note 3.5)

3.5
Swiss grade (1–6, 6 = best)

What it means in detail

Under Swiss labor law (art. 330a CO), employers rely on coded phrases under the principle of goodwill. Praising diligence without mentioning successful outcome signals poor results despite high effort. It corresponds to an insufficient rating of grade 3.5.

How to fix it

The employee should lodge a written objection with the employer and request that this phrase be replaced with a clearly positive performance clause such as "erledigte die Aufgaben stets zu unserer vollen Zufriedenheit".

Suggested wording (German, for your HR department)

Es wird empfohlen, beim Arbeitgeber schriftlich Einsprache zu erheben und die Ersetzung der Formulierung durch eine klar positive Leistungsklausel (z.B. „erledigte die Aufgaben stets zu unserer vollen Zufriedenheit“) zu verlangen.

Hidden criticism detected (grade 3.5)

Under Art. 330a of the Swiss Code of Obligations (OR), a reference letter must be true but benevolent. Coded downgrades rarely come alone – the same letter often contains further codes or omissions.

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Relevant court decision

Goodwill vs. duty of truth

BGE 136 III 510, E. 4.1

The Federal Supreme Court describes the two poles of a Swiss reference letter: it should support your career and therefore be worded benevolently, but it must also give future employers a faithful picture – so it has to be true and complete.

„Ein solches qualifiziertes Zeugnis bzw. Vollzeugnis soll einerseits das berufliche Fortkommen des Arbeitnehmers fördern und deshalb wohlwollend formuliert werden. Andererseits soll es künftigen Arbeitgebern ein möglichst getreues Abbild von Tätigkeit, Leistung und Verhalten des Arbeitnehmers geben, weshalb es grundsätzlich wahr und vollständig zu sein hat.“

Unofficial translation: “Such a qualified reference letter should, on the one hand, support the employee’s career and therefore be worded benevolently. On the other hand, it should give future employers as faithful a picture as possible of the employee’s activity, performance and conduct, which is why it must in principle be true and complete.”

Read the full decision (German)

Related phrases

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Upload your Arbeitszeugnis and get your overall Swiss grade, the number of issues found and a short legal assessment – explained in English.

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Read this entry in German: Bedeutung von „mit grossem Fleiss anpackte“