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
which pertains
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "which pertains" is correct and can be used in written English.
It is commonly used to introduce a clause that explains or refers to the main subject of the sentence. Here is an example: "The new company policy, which pertains to dress code, caused quite a stir among the employees."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(20)
that relates to
that concerns
that applies to
that is relevant to
that is connected to
that refers to
that is applicable to
which attests
which accommodates
which addresses
which concentrates
which refers
which implies
which belongs
which demonstrates
which relative
which arises
which relates
which affects
which applies
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
"I will complete the task, which pertains to the men, tomorrow, God willing," Khadar says.
News & Media
By claiming that duty was intuitive, he suggested that "good," which pertains to motives, and "right," which pertains to acts, are indefinable and irreducible terms.
Encyclopedias
The NYCLU also filed papers in the Handschu case, which pertains to the police department's guidelines for surveillance of political activities, known as the Handschu Guidelines.
News & Media
The version that the House voted for in its override on Wednesday was also missing that section, which pertains to trade programs and foreign food aid.
News & Media
"Aaron Sorkin wanted to do a very special episode which pertains to the issues we're facing," said Jeff Zucker, the president of NBC Entertainment.
News & Media
This is sometimes called an "idea," from the Greek eide, or "universal," from the Latin universalis, meaning "that which pertains to all".
Encyclopedias
As the child acquires language, he also learns very early the distinction between "he" and "she" and understands which pertains to him- or herself.
Encyclopedias
The preparation of small-scale maps from large ones is sometimes simpler than the process just described, which pertains to compilation from a miscellany of differing sources.
Encyclopedias
"Thats the kind of information into government contracting that typically is available to the pub under Foia," he said, adding that so far the government has only invoked exception 7a, which pertains to ongoing law enforcement investigations, so far.
News & Media
They are excited by the hunt, especially in cases of what Charlesworth calls "the truly, seriously, excruciatingly rare," which pertains for artists who have been reassuringly esteemed and unproductively dead for long enough.
News & Media
Holik was referring to the principle enshrined in the N.H.L. rule book as Rule 25.2, which pertains to penalty shots, "The puck must be kept in motion toward the opponents' goal line".
News & Media
Expert writing Tips
Best practice
Use "which pertains" to introduce non-essential clauses that provide additional information about the noun it modifies. This adds detail without changing the core meaning of the sentence.
Common error
Avoid substituting "that" for "which" when introducing a non-restrictive clause. "Which pertains" requires a comma before "which", indicating it is additional, non-essential information.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "which pertains" functions as a relative clause, connecting and providing additional information about a noun or pronoun. Ludwig indicates this phrase is grammatically sound and widely used.
Frequent in
Science
43%
News & Media
38%
Encyclopedias
8%
Less common in
Wiki
3%
Formal & Business
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "which pertains" is a grammatically correct and frequently used relative clause that serves to specify the relevance or connection of something to a particular subject. Ludwig AI validates that it is widely accepted in formal writing across science, news, and encyclopedia contexts. When using "which pertains", it is essential to maintain clarity and precision, and choose more direct synonyms such as "that relates to" or "that applies to" for more casual or informal writing. Be sure to use "which" and not "that" in non-restrictive clauses.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
that is relevant to
Replaces "which pertains" with a more direct statement of relevance.
that relates to
Uses a simpler verb to express the connection to a topic.
that concerns
Implies a matter of importance or interest regarding something.
that applies to
Indicates the scope or range of applicability.
that is connected to
Highlights a link or association with the subject.
that bears upon
Suggests influence or impact on the subject.
that has to do with
An idiomatic way of expressing relevance or connection.
that refers to
Emphasizes the act of pointing or alluding to a specific subject.
that is applicable to
Formal synonym for "that applies to", emphasizing suitability.
that has relevance for
Highlights that the phrase is important in a specific field.
FAQs
How can I use "which pertains" in a sentence?
Use "which pertains" to add a non-essential clause providing additional information or clarification about a noun. For example, "The new regulation, which pertains to environmental safety, will be implemented next month."
What are some alternatives to "which pertains"?
You can use alternatives such as "that relates to", "that concerns", or "that applies to", depending on the specific context.
Is it better to use "that pertains" or "which pertains"?
"Which pertains" is used for non-restrictive clauses, adding extra information. "That pertains" would be used for restrictive clauses, which are essential to the sentence's meaning. However, "which pertains" is more common and generally preferred in formal writing.
What's the difference between "which pertains to" and "which relates to"?
While both indicate a connection, "which pertains to" often suggests a more direct and specific relevance or application, while "which relates to" can imply a broader or more general connection.
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested