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
failed to comply
Grammar usage guide and real-world examplesUSAGE SUMMARY
"failed to comply" is correct and usable in written English.
You can use it when someone has failed to do something they were supposed to do, especially when referring to a law, rule, or agreement. For example, "The company failed to comply with the new regulation."
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(15)
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
60 human-written examples
But Mr. Lukashenko failed to comply.
News & Media
willfully failed to comply with any such court order.
Academia
I conclude he has deliberately failed to comply".
News & Media
She said they were fined when they failed to comply.
News & Media
If Iraq failed to comply, then the war would resume.
News & Media
When he failed to comply, Armstrong was shown the exit.
News & Media
None of the invited clubs failed to comply".
News & Media
If they failed to comply, they could be overridden.
News & Media
Many such projects failed to comply with the fire safety codes at present.
Science
has otherwise failed to comply with the provisions of, or the regulations issued under, this title.
Academia
In 2012, a lower court determined Datalink failed to comply with the order and issued another.
Academia
Expert writing Tips
Best practice
When using "failed to comply", specify the exact rule, law, or standard that was not followed to provide clarity and context.
Common error
Avoid using "failed to comply" without clearly stating what specific regulation or requirement was not met. Vague statements can weaken your argument and lack precision.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "failed to comply" functions as a verb phrase, indicating a failure to meet a specific requirement or standard. As Ludwig AI confirms, this phrase is grammatically sound and widely used. It commonly appears in contexts where rules, regulations, or agreements are not followed.
Frequent in
News & Media
47%
Academia
23%
Science
15%
Less common in
Formal & Business
8%
Wiki
5%
Reference
2%
Ludwig's WRAP-UP
In summary, "failed to comply" is a grammatically correct and commonly used phrase that indicates a lack of adherence to rules, regulations, or agreements. As Ludwig AI highlights, this phrase is usable in written English, especially when referring to a law, rule, or agreement. It appears most frequently in news and media, academic, and scientific contexts. To use the phrase effectively, specify the exact rule or standard that was violated to avoid vagueness. Alternatives include phrases like "did not adhere to" and "violated the regulations". Keep in mind that "failed to comply" suggests a lack of adherence, while "refused to comply" implies a deliberate choice of not following a rule.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
violated the regulations
Directly states a violation of official regulations or rules.
did not adhere to
Emphasizes a lack of adherence to specific guidelines or instructions.
contravened the rules
Suggests an action that is in direct opposition to established rules.
did not conform to
Highlights a lack of conformity with established standards or norms.
acted in breach of
Highlights a breach or violation of an agreement or law.
did not observe
Focuses on a failure to observe or follow prescribed practices.
disregarded the requirements
Emphasizes the act of ignoring or dismissing necessary requirements.
neglected to follow
Indicates a failure to follow instructions or procedures due to neglect.
defaulted on the obligation
Focuses on the failure to fulfill a specific obligation or duty.
fell short of expectations
Expresses that performance or actions did not meet the required standards.
FAQs
How can I use "failed to comply" in a sentence?
You can use "failed to comply" to indicate a lack of adherence to rules, regulations, or agreements. For example, "The company "failed to comply" with the new environmental regulations."
What are some alternatives to saying "failed to comply"?
Alternatives include phrases like "did not adhere to", "violated the regulations", or "acted in breach of", depending on the context.
What is the difference between "failed to comply" and "refused to comply"?
"Failed to comply" suggests a lack of adherence, which could be unintentional. "Refused to comply" implies a deliberate choice not to follow a rule or directive.
Is "failed to comply with" grammatically correct?
Yes, it is grammatically correct. The preposition "with" is typically used after "comply" to specify what is being complied with, as in "failed to comply with the terms of the agreement".
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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested