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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
Be in effect
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "be in effect" is correct and usable in written English. You can use it to indicate that a rule, law, or policy is currently active or applicable. Example: "The new regulations will be in effect starting next month." Alternative expressions include "be in force" and "take effect."
✓ Grammatically correct
News & Media
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
PARKING Sunday rules will be in effect.
News & Media
Parking meter rules will be in effect.
News & Media
They could be in effect by April.
News & Media
All other rules will be in effect.
News & Media
PARKING -- Sunday rules will be in effect.
News & Media
When IEPs must be in effect.
Academia
§ 300.323 When IEPs must be in effect.
Academia
New standards will be in effect next year.
News & Media
The new rates will be in effect through 2012.
News & Media
The caps will be in effect through 2009.
News & Media
The new law will be in effect for five years.
News & Media
Expert writing Tips
Best practice
Use "be in effect" when describing ongoing rules or conditions. For example, "The current safety protocols are in effect until further notice."
Common error
Avoid confusing "affect" (a verb meaning to influence) with "effect" (a noun meaning a result). "Be in effect" uses "effect" correctly to indicate that something is operative or in force. A common error is to incorrectly use "affect" in place of "effect".
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "be in effect" functions as a predicate adjective, describing the state or condition of a rule, law, or policy. It indicates that something is currently operative, valid, or enforced. As confirmed by Ludwig AI, it's a standard construction in English.
Frequent in
News & Media
70%
Academia
15%
Wiki
5%
Less common in
Science
3%
Formal & Business
2%
Reference
1%
Ludwig's WRAP-UP
In summary, the phrase "be in effect" is a grammatically correct and commonly used expression to indicate that a rule, law, or policy is currently active or applicable. Ludwig AI confirms its validity and widespread usage. It is most frequently found in News & Media and Academic contexts, suggesting a neutral to formal register. Related phrases include "be operative", "be valid", and "take effect". When using "be in effect", ensure you're using the correct form of "effect" (noun) and not confusing it with the verb "affect". Overall, this phrase is a valuable tool for clear and accurate communication about the status of regulations and procedures.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
be operative
Similar meaning, but emphasizes the functional or operational aspect.
be in force
A more formal synonym, often used in legal or official contexts.
take effect
Another way to express the starting point of effectiveness.
go into effect
Very similar to "take effect" and "come into effect", focusing on initiation.
be valid
Focuses on the legitimacy or authorization of something.
be applicable
Highlights the relevance or suitability of something in a particular situation.
come into effect
Focuses on the starting point of something being effective.
be implemented
Emphasizes the action of putting something into effect.
be in action
Suggests something is currently taking place or functioning.
be running
Similar to "be in action", but more often used in the sense of something (such as a program) running.
FAQs
How can I use "be in effect" in a sentence?
Use "be in effect" to indicate that a rule, law, or policy is currently active or applicable. For example, "The new regulations "will be in effect" starting next month."
What can I say instead of "be in effect"?
Alternatives include "be operative", "be valid", or "be in force" depending on the specific context.
Is it correct to say "will be in effect"?
Yes, "will be in effect" is a grammatically correct and commonly used phrase to indicate that something is planned to become active or applicable in the future.
What is the difference between "take effect" and "be in effect"?
"Take effect" refers to the moment something becomes active or operational, while "be in effect" describes the state of being active or operational. For example, "The new law will take effect on January 1st" (when it starts), and "The law is now "in effect"" (it is currently active).
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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