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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
when help is required
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "when help is required" is correct and usable in written English.
It can be used in contexts where assistance or support is needed, often in formal or instructional writing. Example: "The support team is available 24/7 when help is required to resolve any issues."
✓ Grammatically correct
News & Media
Science
Academia
Wiki
Alternative expressions(20)
in times of need
when support is necessary
when help is needed
during difficult times
in moments of crisis
when facing adversity
when things get tough
when the chips are down
as the need arises
should the occasion arise
as necessary
in times of despondency
in times of necessity
in times of recession
in times of crisis
in times of poverty
when it is needed
when it is required
when it is applicable
in situations of need
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
But in order to do that, I needed some help, and in times when help is required, that usually means that I -- like Hermione Granger -- go to the library.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
When help was required it seems that emergency crews were only too happy to respond, with police, firefighters, workers from the volunteer-based State Emergency Service and even members of the Shepparton Search and Rescue Squad arriving on the scene.
News & Media
Some people said they felt guilty for not having done enough, others directed their displeasure at negligent actors in the town who had not sufficiently assisted in a circumstance when help was required.
News & Media
If algorithms can track when a patient has fallen or even anticipate when someone is starting to have trouble, they can alert the staff that help is required.
News & Media
But more help is required.
News & Media
"This help is required now and not tomorrow," he said.
News & Media
Help was required.
News & Media
Instead, he suggested, tangible demonstrations of help were required.
News & Media
Help boxes pop out when 'Help' is clicked.
Science
Nevertheless, what they can trap could still be useful.Semi-transparent solar cells can be used to produce coloured or tinted glass, which helps when shading is required.
News & Media
The results can help us to judge when FORM is accurate enough, when SORM is required and when an accurate method such as the inverse fast Fourier transformation (IFFT) method is required.
Science
Expert writing Tips
Best practice
When using "when help is required" in formal writing, ensure the context clearly defines who is providing the help and who needs it. This avoids ambiguity and enhances clarity.
Common error
Avoid using "when help is required" in casual conversations or informal writing. Simpler phrases like "when you need help" or "if you need a hand" are more appropriate and sound less stilted.
Source & Trust
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "when help is required" functions as an adverbial clause of time, modifying a main clause by specifying the circumstances under which assistance or support is needed. Ludwig AI confirms its grammatical correctness and usability.
Frequent in
News & Media
24%
Science
23%
Academia
17%
Less common in
Wiki
11%
Formal & Business
15%
Reference
10%
Ludwig's WRAP-UP
In summary, "when help is required" is a grammatically sound and usable phrase that introduces a relative clause to specify conditions for needing assistance. As Ludwig AI confirms, it's applicable across various contexts, particularly in news, science, and academic writing. While versatile, it's best to avoid overuse in informal settings, where simpler alternatives are more suitable. Related phrases include "when assistance is necessary" or "when aid is needed". Remember to ensure clarity by specifying who needs and provides the help.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
when assistance is necessary
Replaces "help" with the more formal "assistance" and "required" with "necessary", making it sound slightly more professional.
if assistance is necessary
Similar meaning to "when assistance is necessary" but using a conditional construction.
when aid is needed
Substitutes "help" with "aid" and "required" with "needed", offering a simpler and more direct alternative.
when support is needed
Replaces "help" with "support", focusing on the supportive aspect of the assistance.
in times of need
Offers a more general expression for situations where help is necessary, focusing on the condition of need itself.
when intervention is called for
Suggests a situation where a more active or formal type of help is required.
when someone needs assistance
Shifts the focus to the recipient of the help, emphasizing their need for assistance.
when there is a need for support
Highlights the existence of a need for support, making the statement more descriptive.
in circumstances requiring assistance
Provides a more formal and descriptive alternative, suitable for official or technical contexts.
when support becomes essential
Emphasizes the critical nature of the support needed, implying that the situation is urgent or severe.
FAQs
How can I rephrase "when help is required" for a more formal tone?
For a more formal tone, you can use phrases such as "when assistance is necessary" or "in circumstances requiring assistance".
What's a simpler alternative to "when help is required"?
Simpler alternatives include "when aid is needed" or "when support is needed", which are more direct and less formal.
Is "when help is required" grammatically correct?
Yes, "when help is required" is grammatically correct and commonly used, as confirmed by Ludwig. It introduces a relative clause specifying the conditions under which help is needed.
How does "when help is required" differ from "if help is required"?
"When help is required" implies a situation where help will definitely be needed under certain conditions. "If assistance is necessary" suggests a possibility or condition that may or may not occur.
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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
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested