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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

must be written

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "must be written" is correct and usable in written English.
It can be used to indicate that something is required to be documented or recorded in writing. Example: "All official communications must be written in a formal tone to maintain professionalism."

✓ Grammatically correct

News & Media

Science

Wiki

Encyclopedias

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

The headlines must be written.

That means that police reports must be written in Flemish.

News & Media

The New York Times

"These definitions must be written into the new constitution verbatim".

News & Media

The New York Times

Season 8 is 1,100 pages that must be written.

News & Media

The New York Times

A new world prescription must be written immediately.

News & Media

The New York Times

Administrators keep records, and records must be written.

Contracts must be written with safety in mind.

News & Media

The New York Times

Accompanying the outline must be written opinions of "responsible literay critics, scientist, or writers.

News & Media

The New Yorker

Debts must be written down, payments deferred and interest rates reduced.

News & Media

The New York Times

These letters are a quest for necessity — for what must be written about, at whatever cost.

News & Media

The New Yorker

New primary legislation, governing who has access to what, must be written: but that's not enough.

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Expert writing Tips

Best practice

When using "must be written", ensure the context clearly indicates who is responsible for the writing and what the purpose of the written document is.

Common error

Avoid using "must be written" in casual conversations or informal writing. Opt for more relaxed alternatives like "needs to be written" or "should be written" depending on the situation.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

80%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "must be written" functions as a passive construction expressing obligation or necessity. It indicates that a particular action of writing is required. As confirmed by Ludwig AI, it is grammatically correct. It is commonly used in contexts where documentation or formal recording is essential.

Expression frequency: Very common

Frequent in

News & Media

30%

Science

25%

Wiki

15%

Less common in

Encyclopedias

10%

Formal & Business

10%

Reference

5%

Ludwig's WRAP-UP

In summary, "must be written" is a grammatically sound and frequently used phrase to express a requirement for something to be documented in writing. As Ludwig AI confirms, its proper use conveys obligation or necessity. It's commonly found in news, scientific, and formal contexts, though alternatives may be more appropriate for informal settings. When using "must be written", be clear about who is responsible for the writing and its purpose, avoiding overuse in casual language.

FAQs

How to use "must be written" in a sentence?

Use "must be written" to indicate a requirement or necessity for something to be documented in writing. For example, "All contracts must be written in clear, concise language".

What can I say instead of "must be written"?

You can use alternatives like "needs to be documented", "should be recorded", or "is required to be documented" depending on the context.

Which is correct, "must be written" or "has to be written"?

Both "must be written" and "has to be written" are grammatically correct and express a similar meaning. "Must be written" carries a slightly more formal tone than "has to be written".

What's the difference between "must be written" and "should be written"?

"Must be written" indicates a strict requirement, while "should be written" suggests a recommendation or best practice. The former implies a higher degree of necessity.

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Authority and reliability

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Real-world application tested

Most frequent sentences: