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
based on this letter
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "based on this letter" is correct and usable in written English.
You can use it when referring to conclusions, actions, or decisions that are derived from the content of a specific letter. Example: "Based on this letter, we will proceed with the proposed changes to the project timeline."
✓ Grammatically correct
News & Media
Wiki
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
3 human-written examples
"It appears, based on this letter, that didn't happen".
News & Media
In a letter on behalf of our coalition I urged the FBI and DOJ to conduct an investigation of Tom Donohue and the Chamber based on this letter.
News & Media
Based on this letter, Bowlusin contrast with the traditional viewwrites that Nitra was annexed by Great Moravia around 870. Svatopluk died in 894.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
"But how do we have any faith in this decision based on the letter that we're reading?" A spokeswoman for the district attorney's office said prosecutors could not release the compelled statements of officers who fire their weapons because those comments are part of their personnel records, which are confidential under state law.
News & Media
Based on the letter writer's recommendation, I attended it.
News & Media
Spaces based on the letter yud will provide vertical and horizontal circulation throughout the museum.
News & Media
He said he asked the department to withdraw the funds based on the letter.
News & Media
But the key thing to watch now, based on this series of letters, is the short one.
News & Media
"War Letters," a program scheduled to appear on PBS this month, is based on the letters of soldiers in American wars.
News & Media
Her doctoral thesis was a study of Roman religion based on the letters of Cicero.
News & Media
Much of Lady Eleanor's story is based on the letters and diaries of three real-life women.
News & Media
Expert writing Tips
Best practice
Use this phrase to clearly indicate that your conclusion or action is directly derived from the information contained within the cited letter.
Common error
Avoid using "based on this letter" if the audience is unfamiliar with the letter's contents; provide sufficient context or a summary of the relevant information.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "based on this letter" functions as a prepositional phrase that modifies a verb or noun, indicating the basis or source of information. As Ludwig suggests, it shows a clear dependency on the contents of a specific letter.
Frequent in
News & Media
33%
Wiki
33%
Science
33%
Less common in
Formal & Business
0%
Academia
0%
Encyclopedias
0%
Ludwig's WRAP-UP
The phrase "based on this letter" is a grammatically correct prepositional phrase used to indicate that a statement, decision, or action is directly derived from the contents of a specific letter. Ludwig confirms its usability and provides helpful examples. While not overly common, it appears across diverse sources such as News & Media, Wiki, and Science. When using this phrase, ensure the letter is credible and provide enough context for your audience. Alternatives like "according to this letter" or "in light of this letter" can be used for variety.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
according to this letter
Replaces "based on" with "according to", focusing on the letter as the source of information.
as stated in this letter
Emphasizes that the information is explicitly mentioned within the letter.
in light of this letter
Shifts the focus to the letter influencing a decision or understanding.
considering this letter
Highlights the act of taking the letter into account.
given this letter
Similar to "considering", but implies a more direct cause-and-effect relationship.
drawing from this letter
Focuses on extracting information or conclusions from the letter.
relying on this letter
Highlights the dependence on the letter as a reliable source.
using this letter as a reference
Specifies the letter's role as a point of reference.
on the basis of this letter
A more formal way of saying "based on", suitable for professional contexts.
informed by this letter
Suggests that the letter has shaped understanding or perspective.
FAQs
How can I use "based on this letter" in a sentence?
You can use "based on this letter" to introduce a conclusion or action that directly results from the information contained in a specific letter. For example, "Based on this letter, we have decided to proceed with the project."
What are some alternatives to "based on this letter"?
Alternatives include "according to this letter", "as stated in this letter", or "in light of this letter", depending on the specific nuance you want to convey.
Is "based off this letter" grammatically correct?
While "based off" is sometimes used colloquially, "based on" is generally considered more grammatically correct and suitable for formal writing. Therefore, "based on this letter" is preferable.
What is the difference between "based on this letter" and "regarding this letter"?
"Based on this letter" indicates that the letter is the foundation for a conclusion or action. "Regarding this letter", on the other hand, simply means "about this letter" and doesn't necessarily imply that the letter is the cause or justification for something.
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested