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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
required to be
Grammar usage guide and real-world examplesUSAGE SUMMARY
"required to be" is a perfectly correct and usable part of a sentence in written English.
You can use it to express that something is necessary or obligatory. Example: All employees are required to be punctual.
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(20)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
58 human-written examples
Answers are required, to be sure.
News & Media
But who's required to be in Time?
News & Media
The prosecutors are required to be Iraqis.
News & Media
Buyers will be required to be over 55.
News & Media
They are required to be able to bat as well.
News & Media
The players will be required to be college graduates.
News & Media
But pilots were required to be examined by military doctors.
News & Media
Teachers are required to be on call at all times.
News & Media
He's here before he's required to be here.
News & Media
Warehouses will be required to be registered by 2018.
News & Media
Originally, Jewish holy men were required to be married.
News & Media
Expert writing Tips
Best practice
When using "required to be", ensure the context clearly indicates who or what is imposing the requirement. This adds clarity and avoids ambiguity.
Common error
Avoid using "required to be" repeatedly within a single complex sentence. Restructure the sentence or use synonyms to maintain clarity and flow.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "required to be" functions as part of an infinitive phrase expressing necessity or obligation. As Ludwig AI confirms, this phrase is grammatically correct and commonly used to indicate something that must happen or exist. Examples from Ludwig illustrate its usage in various contexts, from legal requirements to expected behaviors.
Frequent in
News & Media
35%
Science
30%
Wiki
15%
Less common in
Formal & Business
10%
Encyclopedias
5%
Social Media
5%
Ludwig's WRAP-UP
In summary, "required to be" is a versatile phrase used to express necessity or obligation. Ludwig AI affirms that it's grammatically correct and widely employed across various domains. Its neutral to formal register makes it suitable for official documents, news reporting, and academic writing. The phrase's frequent appearance in sources like "The New York Times", "The Guardian", and scientific journals highlights its importance in conveying rules, regulations, and essential conditions. When writing, clarity is crucial; ensure the context clearly specifies who or what imposes the requirement. While effective, avoid overuse in complex sentences to prevent monotony.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
obligated to be
Uses a different verb ("obligated") to convey a similar sense of duty or necessity. Changes the emphasis slightly.
needed to be
Expresses necessity but can also suggest a lack or deficiency. Carries a slightly different connotation than "required".
must be
A shorter and more direct way of expressing obligation or necessity. More forceful and less verbose.
has to be
A more informal way of expressing obligation, suitable for less formal contexts. Conveys the same core meaning.
is essential to be
Emphasizes the importance or crucial nature of something needing to be. Stronger emphasis on importance.
ought to be
Indicates a moral obligation or expectation, differing slightly from a strict requirement.
should be
Suggests a recommendation or expectation rather than a strict requirement. Less forceful.
meant to be
Implies a predetermined or destined state, which is different from being required.
supposed to be
Indicates an expectation or agreement, but not necessarily a strict requirement. Can also imply non-compliance.
compelled to be
Highlights the force or coercion behind the requirement. Places emphasis on external pressure.
FAQs
How can I use "required to be" in a sentence?
Use "required to be" to indicate an obligation or necessity. For example, "All documents are required to be submitted by Friday".
What are some alternatives to "required to be"?
Alternatives include "must be", "has to be", or "obligated to be" depending on the desired level of formality and emphasis.
Is it better to use "required to be" or "needs to be"?
"Required to be" is generally more formal than "needed to be". Choose the phrase that best suits the tone of your writing.
What is the difference between "required to be" and "supposed to be"?
"Required to be" indicates a strict obligation, while "supposed to be" suggests an expectation or agreement that may not always be enforced.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested