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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
that took effect
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that took effect" is correct and usable in written English.
It can be used to indicate the moment when a law, policy, or agreement becomes active or enforceable. Example: "The new regulations that took effect last month have significantly improved safety standards."
✓ Grammatically correct
News & Media
Formal & Business
Science
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
It updates a similar accord that took effect in 2002.
News & Media
Then Mr. Gonzalez championed 66percentt average fee increases that took effect last July.
News & Media
New Hampshire addressed cellphone use under a "distracted driving" law that took effect Jan . 1 , 2002
News & Media
A state law that took effect on Jan . 1allows the exemptions as a local option.
News & Media
What about the new freedoms on pensions that took effect a year ago?
News & Media
A Michigan law that took effect on Sept. 1 forbids assisted suicide.
News & Media
The aims are in line with the new global development goals that took effect this year.
News & Media
To make these pursuits easier, Luxembourg passed a space law that took effect this summer.
News & Media
Major tax law changes that took effect last year are impacting people's beloved refunds.
News & Media
A second line of defence that took effect immediately would therefore be desirable.
News & Media
A law that took effect in August requiring full screening does not apply.
News & Media
Expert writing Tips
Best practice
For increased formality, consider replacing "that took effect" with "that came into force" or "that became effective" especially in legal or official documents.
Common error
Avoid assuming "that took effect" always implies a positive outcome. While it indicates something became operational, it doesn't guarantee the desired result. Always ensure the context clarifies the actual impact.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that took effect" functions as a relative clause, modifying a noun (usually a law, regulation, or policy). It specifies the point in time when the noun began to have an impact or become operational. As Ludwig AI suggests, the phrase is considered grammatically sound.
Frequent in
News & Media
65%
Formal & Business
20%
Science
15%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "that took effect" is a common and grammatically correct relative clause used to specify when a law, regulation, or policy became operational. As Ludwig AI confirms, it is widely used in various contexts, particularly in news media and formal business settings. While the phrase itself is neutral, the specific tone and formality can be adjusted by choosing synonyms like "that came into force" (more formal) or "that went live" (more informal). When using this phrase, it is important to provide clear context and specify the date when the event occurred to avoid ambiguity.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
that became effective
Uses 'became effective' for a more direct synonym, emphasizing the result of becoming active.
which came into force
Replaces 'took effect' with 'came into force', offering a more formal and legalistic tone.
that was implemented
Focuses on the action of 'implementation' rather than the effect of becoming active.
that was enacted
Highlights the legislative process, emphasizing the formal approval of something.
that began operating
Shifts the focus to the operational aspect, suitable for describing systems or processes.
that commenced
Replaces "took effect" with "commenced", slightly more formal.
that was activated
Emphasizes the action of activating something, making it live or ready.
that started operating
Similar to 'began operating' but with a clearer emphasis on the start of operations.
that went live
Offers an informal alternative, suitable for describing software or online services.
which started
A simplified version focusing on the commencement of something, losing some of the original phrase's precision.
FAQs
How can I use "that took effect" in a sentence?
You can use "that took effect" to indicate when a rule, law, or change became operational. For instance, "The new policy "that took effect" last month aims to improve employee satisfaction".
What are some alternatives to the phrase "that took effect"?
Alternatives include "that became effective", "which came into force", or "that was implemented". The best choice depends on the specific context and desired tone.
Is it correct to say "that will take effect" instead of "that took effect"?
Yes, "that will take effect" is correct when referring to a future date. "That took effect" refers to something that already happened, while "that will take effect" refers to something in the future. For example, "The new rules "that will take effect" next year will change the process".
What's the difference between "that took effect" and "that is in effect"?
"That took effect" describes the moment something became operational or enforceable. "That is in effect" describes something that is currently active or being implemented. For instance, "The law "that took effect" in January is now "that is in effect"".
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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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested