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
required to comply
Grammar usage guide and real-world examplesUSAGE SUMMARY
'required to comply' is a correct and usable part of a sentence in written English.
You can use it when you want to express that someone is obligated to do something. For example: "The court ordered the defendant to pay the fines, which they were required to comply with."
✓ Grammatically correct
News & Media
Science
Academia
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
Organizations will be required to comply with these requirements by June 30 , 2017
Academia
With harsh industrial control environment, however, wireless networks are required to comply with several requirements pertaining to reliable communication.
Community service health professionals are not required to comply with CPD requirement but are encouraged to attend [ 40].
Science
Unaccredited tissue banks are not required to comply with external quality requirements beyond routine screening for viruses.
News & Media
(Both messages said that coastal communities were required to comply with state clean-water requirements).
News & Media
And no doctor, health system or pharmacy will be required to comply with a patient's request.
News & Media
So far, real estate professionals have not been required to comply with the Patriot Act.
News & Media
When is Eton to be required to comply with these rules?
News & Media
"Any company doing business in Australia is required to comply with Australian law.
News & Media
The legislation is required to comply with the EC Equal Treatment Framework Directive.
News & Media
But are you required to comply with every order given to you by a police officer?
News & Media
Expert writing Tips
Best practice
When using "required to comply", ensure the context clearly states what rules, regulations, or laws are being referenced. This provides clarity and avoids ambiguity.
Common error
Avoid excessively using the passive voice when using "required to comply". While grammatically correct, overusing the passive voice can make your writing sound indirect and less engaging. Instead, consider rephrasing to highlight the actors or entities responsible for ensuring compliance.
Source & Trust
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "required to comply" functions as a verb phrase, specifically an infinitive phrase, indicating an obligation or necessity to follow rules, regulations, or laws. As confirmed by Ludwig, it is a correct and usable construction.
Frequent in
News & Media
44%
Science
26%
Academia
11%
Less common in
Formal & Business
8%
Wiki
3%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "required to comply" is a grammatically correct and very commonly used infinitive phrase that indicates an obligation or necessity to follow established rules or regulations. Ludwig AI confirms its usability in written English. Predominantly found in News & Media, Science, and Academia contexts, it serves to express mandates and is considered to have a neutral register. When employing this phrase, clarity in specifying the rules or regulations being referenced is crucial. While effective, overuse of the passive voice should be avoided to maintain engaging and direct writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
obligated to adhere to
Replaces "required" with "obligated" and "comply" with "adhere", emphasizing a sense of duty.
must abide by
Uses "must" to convey necessity and "abide by" as a synonym for compliance.
obliged to follow
Substitutes "required" with "obliged" and "comply" with "follow", indicating adherence to guidelines.
bound to observe
"Bound" implies a strong obligation and "observe" suggests careful adherence.
duty-bound to uphold
Highlights the moral imperative to maintain compliance.
legally mandated to obey
Emphasizes legal compulsion in the act of complying.
under an obligation to fulfill
Formal alternative highlighting the compulsory aspect of fulfilling a requirement.
expected to conform to
Focuses on the expectation of adhering to specific standards.
subject to adherence to
Highlights that compliance is not optional but a condition.
compelled to respect
Conveys the impression that compliance is non-voluntarily.
FAQs
How can I rephrase "required to comply" to sound more formal?
For a more formal tone, you can use phrases such as "obligated to adhere to", "mandated to follow", or "bound to observe".
What's the difference between "required to comply" and "expected to comply"?
"Required to comply" indicates a strict obligation, often enforced by law or regulation. "Expected to comply", on the other hand, suggests a less stringent expectation, where adherence is preferred but not necessarily mandated or legally binding.
Is it ever incorrect to use "required to comply"?
While grammatically sound, "required to comply" may not be the best choice if the obligation is merely a suggestion or best practice. In such cases, consider alternatives like "advised to follow" or "recommended to adhere to".
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
4.6/5
Expert rating
Real-world application tested