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
a key regulation
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a key regulation" is correct and usable in written English.
You can use it when referring to an important or significant rule or law that governs a particular area or activity. Example: "The company must comply with a key regulation regarding data protection to ensure the privacy of its customers."
✓ Grammatically correct
Science
News & Media
Formal & Business
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
16 human-written examples
Nowadays, more than 2,000 miRNAs have been identified in human, as an important gene regulated factor, it has been identified as a key regulation factor for the tumor cell proliferation, migration, and invasion.
Science
The FDA rolled out a second major announcement at the same time: It is delaying for several years a key regulation affecting cigars and e-cigarettes, including flavored vaping products that studies show are especially enticing to youth.
News & Media
This study found compelling evidence, that cyp80b3 is a key regulation step in morphine biosynthesis and provides practical means to genetically engineer valuable secondary metabolites in this important medicinal plant.
Science
In operational risk, reputation risk is a key and nothing is going to damage reputation like a public reprimand and or fine for breach of a key regulation like client money.
Trump's pick for the Environmental Protection Agency is Oklahoma attorney general Scott Pruitt, an ardent opponent of Barack Obama's measures to curb climate change who has sued the EPA in a bid to undo a key regulation to curb greenhouse gas emissions, mainly from coal-fired power plants.
News & Media
Trump's pick for the Environmental Protection Agency is Oklahoma's attorney general, Scott Pruitt, an ardent opponent of Barack Obama's measures to curb climate change who has sued the EPA to block in an attempt to undo a key regulation to curb greenhouse gas emissions, mainly from coal-fired power plants.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
44 human-written examples
It is well known that the monoubiquitination of PCNA plays a key role in the regulation of TLS.
Science
The varied outcomes come back to a key difference: regulation.
News & Media
The FDA found that McKesson responded inadequately and demonstrated a lack of understanding of key regulations, according to a Feb. 7 warning letter.
News & Media
Following is a primer on the three key regulations facing organizations that conduct international business today: FCPA, GDPR and Sapin II.
News & Media
In addition to affinity regulation, this process is a key to the regulation of integrin adhesiveness.
Science
Expert writing Tips
Best practice
When referring to "a key regulation", ensure you specify which sector or activity it governs to provide clear context. For example, "a key regulation in the financial sector".
Common error
Avoid exaggerating the impact of "a key regulation". While it's important, describing it as the only factor or solution might be misleading. Acknowledge other contributing elements.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
A key regulation" functions as a noun phrase, typically serving as the subject or object of a sentence. It identifies a specific regulation that is considered important or essential. Ludwig's examples illustrate its use in various contexts, emphasizing its significance in governance and compliance.
Frequent in
Science
31%
News & Media
28%
Academia
13%
Less common in
Formal & Business
9%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "a key regulation" is a common and grammatically correct way to refer to an important rule or law. As shown by Ludwig, it's used across diverse fields like science, news, and academia. While grammatically sound, ensure you provide enough context by specifying the area the regulation governs. Avoid overstating the regulation's impact, and consider alternatives like ""an essential regulation"" or ""a crucial regulation"" for nuanced emphasis.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
an essential regulation
Emphasizes the necessity of the regulation, highlighting it as indispensable.
a crucial regulation
Highlights the critical importance of the regulation, suggesting it's decisive or vital.
a vital regulation
Stresses the life-sustaining or extremely important nature of the regulation.
a significant regulation
Indicates that the regulation is noteworthy and impactful.
a primary regulation
Focuses on the regulation being fundamental or of first importance.
a central regulation
Indicates that the regulation is a core or fundamental element.
a critical control
Shifts focus to the aspect of control while maintaining the importance.
an important rule
Replaces 'regulation' with the more general term 'rule', keeping the sense of importance.
a major requirement
Frames the regulation as something that is required and of considerable importance.
a fundamental guideline
Highlights the guiding nature of the regulation while emphasizing its fundamental importance.
FAQs
How can I effectively use "a key regulation" in a sentence?
To effectively use "a key regulation", specify the area it impacts. For example: "Compliance with "a key regulation" in environmental protection is crucial for our company's sustainability efforts."
What are some alternatives to using "a key regulation"?
Alternatives include "an essential regulation", "a crucial regulation", or "a vital regulation". The best choice depends on the specific context and nuance you want to convey.
In what contexts is it appropriate to use the phrase "a key regulation"?
It is appropriate to use "a key regulation" in formal, professional, or academic settings when discussing laws, rules, or guidelines that have significant importance or impact within a specific field or industry. Ludwig AI analysis confirms its broad usability across various domains.
What makes a regulation considered "a key regulation"?
A regulation is considered "a key regulation" when it is fundamental to the operation, compliance, or ethical standards of a particular sector. Its importance often stems from its impact on safety, legality, or public welfare.
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
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested