Used and loved by millions
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
is not requirement
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is not requirement" is not correct in standard written English.
It should be "is not a requirement" to convey the intended meaning clearly. Example: "Submitting a report is not a requirement for this project, but it is encouraged."
⚠ May contain grammatical issues
News & Media
Science
Wiki
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
1 human-written examples
Not met – You may still have to live in the GP surgery's catchment area and there is not requirement for access by email.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
"They're not requirements but aspirational targets – they are a starting point for negotiation".
News & Media
This is wrong: conditional commands and promises are not requirements on my behaviour in other possible worlds.
Science
Thus, right ventricular (RV) dilatation and dysfunction can be present, but are not requirements for the diagnosis of DCM.
Science
In the exception of hating men, those are very valid expressions of feminism, however those are not requirements.
News & Media
These data show that substrate transport and retrieval are not requirements for ERAD.
Science
However, these characteristics are not requirements for this method.
Other innovations, while strongly encouraged, were not requirements of the grant.
Science
They are not requirements, but will keep your prisoners much more happy early on.
Wiki
But, technically, those aren't requirements.
News & Media
"Shape is not a requirement, age is not a requirement and religion is not a requirement.
News & Media
Expert writing Tips
Best practice
Always use the article "a" before "requirement" to make the phrase grammatically correct: "is not a requirement."
Common error
A frequent mistake is to omit the article "a" before "requirement", resulting in the grammatically incorrect phrase "is not requirement". Always include the article to ensure grammatical correctness: "is not a requirement".
Source & Trust
86%
Authority and reliability
2.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is not requirement" is intended to function as a statement indicating that something is optional or not obligatory. However, it is grammatically incorrect without the article 'a'. Ludwig AI highlights this grammatical error.
Frequent in
News & Media
33%
Science
33%
Wiki
33%
Less common in
Formal & Business
0%
Encyclopedias
0%
Academia
0%
Ludwig's WRAP-UP
In summary, while the phrase "is not requirement" aims to express that something is optional, it is grammatically incorrect. Ludwig AI points out that the proper form requires the addition of the article "a", resulting in "is not a requirement". The intended purpose is to communicate that something is not mandatory, but the grammatical error undermines clarity, especially in formal contexts. Consider using alternatives like "is not mandatory" or "is not necessary" for clearer communication. Therefore, it's crucial to always include the article "a" for grammatical correctness and to maintain clarity.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is not a necessity
Replaces "requirement" with "necessity", emphasizing that something is not essential.
is not compulsory
Uses "compulsory" to highlight that something is not obligatory or forced.
is not mandatory
Replaces "requirement" with "mandatory", stressing that something is not legally or officially required.
is not obligatory
Employs "obligatory" to indicate that something is not morally or legally binding.
is not essential
Uses "essential" to convey that something is not absolutely necessary.
is not needed
Simplifies the phrase to indicate that something is not necessary.
is not a prerequisite
Indicates that something is not a prior condition for something else.
is not a must
Uses a more informal term, "must", to suggest that something is not crucial.
is not a condition
Highlights that something is not a stipulated term or factor.
is not called for
Suggests that something is not demanded or necessary in a given situation.
FAQs
How do I correctly use the phrase "is not requirement"?
The correct usage is "is not a requirement". The article "a" is essential for grammatical accuracy. For example: "Having prior experience is not a requirement for this position."
What's a simple alternative to "is not a requirement"?
You can use simpler alternatives like "is not necessary" or "is not needed". These options maintain a similar meaning while being more concise.
Is "is not requirement" ever correct in English?
No, "is not requirement" is grammatically incorrect. The correct form is "is not a requirement", which includes the indefinite article "a".
What's the difference between "is not a requirement" and "is not mandatory"?
"Is not a requirement" simply means something is optional. "Is not mandatory" implies that something is not legally or officially enforced.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
86%
Authority and reliability
2.5/5
Expert rating
Real-world application tested