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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
is prohibited by
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is prohibited by" is correct and usable in written English.
It can be used to indicate that something is not allowed or is against the rules or laws set by an authority. Example: "Smoking is prohibited by law in all public places."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(3)
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
58 human-written examples
Such discrimination is prohibited by Title VII.
News & Media
He is prohibited by law from seeking a third term.
News & Media
Commercial activity is prohibited by North Korea's collectivist leadership.
News & Media
Gambling is prohibited by the league's personal-conduct policy.
News & Media
It is prohibited by a Pennsylvania Liquor Control Board regulation.
News & Media
This is prohibited by Tajikistan's secular laws, but acceptable in Muslim practice.
News & Media
Marijuana is prohibited by the federal government, but legal according to a growing number of states.
News & Media
Dumping-by-export of hazardous wastes is prohibited by an international treaty called the Basel Convention.
News & Media
This is prohibited by law and buying or selling an organ is an offence.
News & Media
Liberty, a nonprofit, tax-exempt organization, is prohibited by law from intervening in a federal election.
News & Media
The BCV is prohibited by law from endorsing or underwriting deficit financing.
News & Media
Expert writing Tips
Best practice
When using "is prohibited by", ensure the specific authority or source of the prohibition is clearly stated to avoid ambiguity. For example, "The sale of alcohol to minors is prohibited by law."
Common error
Avoid using "is prohibited by" without specifying the source of the prohibition. Saying "This is prohibited" leaves the reader wondering who or what is doing the prohibiting. Be specific for clarity.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is prohibited by" functions as a passive construction used to indicate that an action or activity is not allowed or is against a specific rule, law, or regulation. As Ludwig AI shows, it clearly states a restriction imposed by an external authority.
Frequent in
News & Media
45%
Science
28%
Encyclopedias
5%
Less common in
Wiki
3%
Formal & Business
3%
Reference
0%
Ludwig's WRAP-UP
The phrase "is prohibited by" is a common and grammatically sound way to express that something is not allowed due to a law, rule, or regulation. According to Ludwig AI, this phrase is widely used in various contexts, particularly in news, scientific, and encyclopedic sources. When using this phrase, it's important to clearly state the source of the prohibition to avoid any vagueness. Alternative phrases like "is forbidden by" or "is banned by" can be used depending on the desired level of formality.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
is forbidden by
Uses a different verb to convey a similar meaning of being disallowed.
is banned by
Suggests a more official or legal form of prohibition.
is not allowed by
Expresses the prohibition in a negative and less formal way.
is outlawed by
Indicates a strong legal prohibition.
is restricted by
Implies limitations rather than complete prohibition.
is against the rules of
Focuses on the violation of a specific set of rules.
is precluded by
A more formal and less common way to express prevention or prohibition.
is impermissible under
Emphasizes the lack of permission within a specific framework.
is in violation of
Highlights the act of breaking a law or rule.
is not permitted by
Similar to 'is not allowed by', but may suggest a slightly more formal tone.
FAQs
What does "is prohibited by" mean?
The phrase "is prohibited by" means something is not allowed or permitted, typically due to a law, rule, or regulation.
What can I say instead of "is prohibited by"?
You can use alternatives like "is forbidden by", "is banned by", or "is not allowed by" depending on the context.
Which is correct, "is prohibited by" or "is forbidden by"?
Both "is prohibited by" and "is forbidden by" are correct and grammatically sound. The choice often depends on the desired level of formality, with "is prohibited by" sounding slightly more formal.
How can I use "is prohibited by" in a sentence?
Use "is prohibited by" to indicate something that is not allowed under a specific rule or law. For example, "Smoking is prohibited by law in public buildings."
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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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested