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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
does not required
Grammar usage guide and real-world examplesUSAGE SUMMARY
'does not require' is correct and usable in written English.
You can use it when referring to a situation where something is not necessary. For example, "This task does not require advanced computer skills."
⚠ May contain grammatical issues
Science
News & Media
Alternative expressions(20)
does not generate
does not involve
do not need
is not mandatory
is not merited
is not a requirement
does not presuppose
is not obligatory
does not desire
is not a prerequisite
does not term
does not insist
does not enforce
is not a must
does not provide
does not use
does not call
is unnecessary
is dispensable
is not necessary
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
12 human-written examples
Compared with the existing methods, such as the resolution of the Hamilton Jacobi equations, this new method is much simpler because it does not required complex manipulations of the level sets.
Huzzah! iOS 4.3.1 (at least on the iPhone) is fully jailbroken and does not required tethered boots to maintain the magic.
News & Media
As a consequence, it could be stated that CAR does not required to be released from the surface to exert its antifungal activity.
Science
The SPIHT coding, proposed by Said and Pearlman in 1996 [27], does not required arithmetic coding and provides a cheaper and faster hardware solution.
The CGP approach has also a reduced amount of required routing information but does not required a centralized entity, being more resilient to node mobility.
In this condition, it does not required a very accurate supply, and the power consumption is mainly low due to continuous charging/discharging the gate capacitance of the power FET while the conductive power losses are negligible (the load current is low).
Human-verified similar examples from authoritative sources
Similar Expressions
48 human-written examples
Florida does not require notification.
News & Media
This approach does not require softening.
The method does not require the calibration.
Science
The presented methodology does not require iteration.
Tragedy does not require villainy.
News & Media
Expert writing Tips
Best practice
When indicating that something is not needed, consider alternatives like "is not required" or "is unnecessary" for clearer communication.
Common error
Avoid using the base form of the verb 'require' after 'does not'. The correct form is the base form, resulting in "does not require".
Source & Trust
79%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "does not required" is an incorrect attempt to negate the verb "require". The auxiliary verb "does" necessitates the base form of the verb, making ""does not require"" the correct form. Ludwig confirms this error, identifying the correct and usable form.
Frequent in
Science
60%
News & Media
40%
Formal & Business
0%
Less common in
Academia
0%
Wiki
0%
Encyclopedias
0%
Ludwig's WRAP-UP
The phrase "does not required" is an incorrect grammatical construction. The correct form is ""does not require"". As pointed out by Ludwig, the auxiliary verb "does" always needs to be followed by the base form of the verb. While it appears in various sources, including scientific and news media, its incorrectness undermines its effectiveness. Better options include phrases like "is not required", "is unnecessary", or "does not need" depending on the context. Always prioritize grammatical correctness to ensure clear communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is not required
Replaces "does" with "is" to match the passive construction, indicating necessity is absent.
does not need
Substitutes "required" with "need", a more common and grammatically sound phrase.
is unnecessary
Uses "unnecessary" to convey that something is not needed, changing the verb structure.
is not a requirement
Transforms the phrase into a noun-based expression emphasizing the absence of a condition.
is not essential
Replaces "required" with "essential", clarifying that something is not crucial.
is not compulsory
Employs "compulsory" to indicate the absence of obligation, suitable for formal contexts.
is optional
Indicates that something is a choice rather than a necessity, simplifying the statement.
is not mandatory
Similar to "compulsory", using "mandatory" emphasizes the lack of a binding rule.
isn't called for
Uses an idiomatic expression to mean that something isn't necessary or appropriate.
is dispensable
Indicates that something can be done without or is not crucial, offering a more formal tone.
FAQs
How to properly use "require" in a negative sentence?
The correct way to phrase it is "does not require" or "is not required", depending on whether you need an active or passive voice. For example, "This task "does not require" special skills" or "Special skills "are not required" for this task".
Is it grammatically correct to say "does not required"?
No, "does not required" is grammatically incorrect. The auxiliary verb "does" needs to be followed by the base form of the verb, so the correct form is ""does not require"".
What are some alternatives to "does not require"?
Some alternatives include "is unnecessary", "is not needed", or "is optional". The best choice depends on the specific nuance you want to convey.
What's the difference between "does not require" and "is not required"?
"Does not require" uses an active voice, emphasizing the subject that doesn't need something. "Is not required" uses a passive voice, focusing on what isn't needed. For example, "This machine "does not require" special maintenance" versus "Special maintenance "is not required" for this machine".
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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
79%
Authority and reliability
2.8/5
Expert rating
Real-world application tested