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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
hereby certify
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "hereby certify" is correct and usable in written English.
It is typically used in formal documents to indicate that the writer is officially confirming or attesting to something. Example: "I hereby certify that the information provided in this document is accurate and complete."
✓ Grammatically correct
Formal & Business
News & Media
Science
Alternative expressions(20)
attest to the truth
officially confirm
attest to
guarantee
I warrant
I stand behind
I give my assurance
verify and confirm
I do hereby certify that above mentioned are true and correct
hereby attest
i can confirm
hereby confirm
i confirm
hereby declare
formally state
hereby acknowledge
hereby attest to
I affirm
I hereby certify
I hereby declare
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
17 human-written examples
Annotated in the back, along with the seal of the Supreme Court, is the following: "I, William Thomas Carroll, clerk of the said court do hereby certify that the preceding copy of the Holy Bible is that upon which the Honble.
News & Media
I could have made a personal declaration that "I will always be too expensive to buy", but that was clearly a no-no, so I put my signature instead to a form stating that "I, the undersigned, hereby certify that I will always mean what I say".
News & Media
"I hereby certify," it said, "that I authorize Mr Peter Pannu, the Acting Chairman of BCFC, to enter into, execute, deal in or with any contracts in relation to loan agreements, property deals, and any businesses deals [sic], any financial arrangements, in relation to the football club whilst in the capacity as Acting Chairman or Vice Chairman".
News & Media
"I hereby certify to the public, that while I was in Yorkshire near Capt.
News & Media
The authors hereby certify that there is no actual or potential conflict of interest in relation to this article.
On behalf of all authors, I hereby certify that this article contains the original data from our research activities and is for the first time submitted for publication.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
43 human-written examples
Ms. Hoy was so moved by the experience that she bought a $40 cream-colored blouse that she may never wear out of the house, mainly because of the tag, which says: "Harpo Inc. hereby certifies that the item to which this tag is attached is a genuine garment from the closet of Oprah Winfrey".
News & Media
I hereby do so.
News & Media
The motion is hereby seconded.
News & Media
All former promises are hereby ___\_.
News & Media
Hereby that rumor was refuted.
News & Media
Expert writing Tips
Best practice
Use "hereby certify" in formal contexts where you need to officially confirm or attest to specific information. Ensure that you have the authority to make such a certification.
Common error
Avoid using "hereby certify" in casual or informal writing. It can sound overly formal and stilted if not used in appropriate situations.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "hereby certify" serves as a performative utterance, where the act of saying it constitutes the action itself. As confirmed by Ludwig AI, this expression is used to formally attest or confirm the truth or accuracy of something. Examples from Ludwig show its use in legal, scientific, and business contexts.
Frequent in
Science
35%
News & Media
32%
Formal & Business
23%
Less common in
Wiki
6%
Unknown
4%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "hereby certify" is a formal expression used to officially confirm or attest to something. Ludwig AI confirms its grammatical correctness and common usage in formal contexts, particularly in legal, scientific, and business domains. While appropriate for official statements and documents, it should be avoided in casual writing. Alternatives like "I officially attest" or "I formally declare" can be used depending on the specific context. The expert rating based on grammatical correctness, source authority, and usage consistency, is quite high, reflecting its established and reliable function in formal communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
I officially attest
Replaces "hereby certify" with a direct statement of attestation.
I formally declare
Emphasizes the act of making a formal declaration.
I warrant and confirm
Adds a layer of guarantee along with confirmation.
I duly certify
Uses "duly" to stress the proper and expected execution of the certification.
I give my certification
Rephrases the action as giving or providing certification.
I provide assurance
Offers a more general statement of assurance about something.
I vouch for the accuracy
Focuses on verifying the accuracy of the information.
I verify the authenticity
Highlights the verification of something's authenticity.
I validate and affirm
Combines validation with a strong affirmation of truth.
I acknowledge under oath
Signifies acknowledging something, potentially under legal oath.
FAQs
How to use "hereby certify" in a sentence?
The phrase "hereby certify" is used to formally confirm or attest to something. For example: "I "hereby certify" that this is a true and accurate copy of the original document."
What can I say instead of "hereby certify"?
You can use alternatives like "I "officially attest"", "I "formally declare"", or "I "warrant and confirm"" depending on the context.
Is it redundant to use "hereby" with "certify"?
The word "hereby" indicates that the action is being performed by the very act of writing or saying the phrase. While it may seem redundant, it is a common and accepted usage in formal certifications.
When is it appropriate to use the phrase "hereby certify"?
It is most appropriate to use "hereby certify" in legal documents, official statements, or formal attestations where a formal and authoritative tone is required.
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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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested