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
signed and dated
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "signed and dated" is correct and usable in written English.
It is typically used to indicate that a document or agreement has been officially signed and the date of the signature is noted. Example: "Please ensure that the contract is signed and dated before submission."
✓ Grammatically correct
Academia
News & Media
Science
Alternative expressions(1)
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
Signed and dated.
Academia
It is signed and dated 1636.
News & Media
Autograph manuscript, signed and dated.
Academia
Calligraphic hands, some signed and dated.
Academia
Signed and dated in ink by the artist.
Academia
Liner notes signed and dated by Patti Smith.
Academia
Signed and dated on p. 30: Alex'r C. Twining, engineer.
Academia
Each print is identified, signed, and dated by the photographer.
Academia
Her last entry is signed and dated March 30.
News & Media
Some of the cabin's logs are signed and dated 1883.
News & Media
Renters should also take their own photographs but make sure they are signed and dated.
News & Media
Expert writing Tips
Best practice
When requesting a document to be "signed and dated", specify the required format for the date to avoid ambiguity (e.g., YYYY-MM-DD).
Common error
Ensure both signature and date are present; a signature without a date can reduce the document's validity and traceability.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "signed and dated" functions primarily as a modifier, often used to describe documents, agreements, or records. It indicates that the item has been officially acknowledged with a signature and the date of that signature is recorded. Ludwig confirms this through numerous examples.
Frequent in
Academia
34%
News & Media
32%
Science
27%
Less common in
Formal & Business
5%
Wiki
2%
Ludwig's WRAP-UP
The phrase "signed and dated" is a common and grammatically correct way to indicate that a document or item has been officially acknowledged with a signature and the corresponding date. As confirmed by Ludwig, this phrase is frequently used in academia, news & media, and science, reflecting its versatility. It functions to authenticate and validate records, establishing a timeline for agreement or acknowledgement. When using this phrase, ensure clarity by specifying the date format. Alternatives like "duly signed and dated" or "executed and dated" can provide slightly different nuances depending on the context.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
duly signed and dated
Adds emphasis to the proper completion of the signing and dating process.
officially signed and dated
Highlights the formal or official nature of the signature and date.
executed and dated
A more formal term, often used in legal or business contexts to indicate completion of a document.
subscribed and dated
Emphasizes agreement or consent implied by signing and dating.
authenticated and dated
Focuses on verifying the genuineness of the signature and date.
endorsed and dated
Similar to 'signed and dated' but might imply approval or support.
validated and dated
Highlights that the signature and date serve to confirm validity.
affixed signature and date
Emphasizes the act of attaching both the signature and the date.
bearing signature and date
Describes a document or item that already has a signature and date on it.
signed with date
A slightly more concise way of expressing the same action.
FAQs
How to ensure a document is legally binding when it's "signed and dated"?
To ensure a document is legally binding when "signed and dated", verify that the signatory has the authority to sign, the document clearly states the agreement, and the date accurately reflects when the agreement was made. Consider consulting legal counsel to review the document.
What does it mean when a contract needs to be "signed and dated"?
When a contract needs to be "signed and dated", it means all parties involved must provide their signature as acknowledgment and agreement to the terms, and include the date on which they signed. This establishes when the agreement became effective and serves as a record of commitment.
Are there alternatives to saying "signed and dated"?
Yes, you can use alternatives like "duly signed and dated", "executed and dated" (more formal, especially in legal contexts), or "authenticated and dated" depending on the context.
Why is it important for an informed consent form to be "signed and dated"?
It is important for an informed consent form to be "signed and dated" because it verifies that the participant understood the study or procedure and agreed to participate on that specific date. It also provides a record of when the consent was obtained, which is crucial for ethical and legal reasons.
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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested