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
has signed
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "has signed" is correct and usable in written English.
You can use it when referring to someone or something having signed a document, agreement, contract, etc. For example, "The representative has signed the contract.
✓ Grammatically correct
News & Media
Formal & Business
Academia
Science
Wiki
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
Who has signed on?
News & Media
Even Pakistan has signed on.
News & Media
He has signed it.
Academia
He has signed in.
News & Media
But neither has signed.
News & Media
The United States has signed the agreement.
News & Media
It has signed a 10-year lease.
News & Media
So far, neither has signed a sponsor.
News & Media
Philadelphia has signed wide receiver David Ball.
News & Media
Lambert said: "He has signed, just about.
News & Media
So far, none has signed.
News & Media
Expert writing Tips
Best practice
Use "has signed" to indicate that a formal agreement or document has been officially endorsed. Ensure that the context clearly identifies what was signed and by whom.
Common error
Avoid using "has signed" when referring to an ongoing or habitual action. Use the simple present "signs" or present continuous "is signing" instead if the action is not yet completed or happens regularly.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "has signed" functions as the present perfect tense of the verb 'sign'. It indicates a completed action in the past that has a connection to the present. Ludwig AI confirms its correctness and usability.
Frequent in
News & Media
55%
Formal & Business
15%
Academia
10%
Less common in
Science
10%
Wiki
7%
Reference
3%
Ludwig's WRAP-UP
In summary, "has signed" is a versatile and grammatically sound phrase widely used to indicate the formal endorsement of an agreement or document. Its occurrence is very common across various contexts. According to Ludwig AI, the phrase is perfectly correct and usable. When using "has signed", ensure that the context clearly specifies what was signed and by whom. Alternatives such as "has endorsed", "has approved", and "has ratified" can be used to add nuance depending on the specific meaning you want to convey.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
has endorsed
Replaces 'signed' with 'endorsed', emphasizing approval and support.
has approved
Replaces 'signed' with 'approved', highlighting formal acceptance.
has ratified
Replaces 'signed' with 'ratified', specifically for agreements needing formal validation.
has authorized
Replaces 'signed' with 'authorized', emphasizing the granting of permission.
has validated
Replaces 'signed' with 'validated', emphasizing the act of confirming authenticity.
has committed
Replaces 'signed' with 'committed', focusing on the dedication to an agreement.
has consented
Replaces 'signed' with 'consented', highlighting the agreement to something.
has subscribed
Replaces 'signed' with 'subscribed', suggesting agreement to receive something regularly.
has registered
Replaces 'signed' with 'registered', indicating formal recording of information.
has contracted
Replaces 'signed' with 'contracted', useful specifically in legal contexts.
FAQs
How to use "has signed" in a sentence?
Use "has signed" to indicate that someone has officially endorsed or agreed to something. For example: "The president "has signed" the bill into law."
What can I say instead of "has signed"?
You can use alternatives like "has endorsed", "has approved", or "has ratified" depending on the context.
Which is correct, "has signed" or "have signed"?
"Has signed" is used with singular subjects (e.g., he, she, it), while "have signed" is used with plural subjects (e.g., they, we). For example: "He "has signed" the document." versus "They "have signed" the agreement."
What's the difference between "has signed" and "signed"?
"Has signed" is in the present perfect tense, indicating a completed action with relevance to the present. "Signed" is in the simple past tense, indicating a completed action in the past without necessarily implying present relevance. For example: "He "has signed" the contract (and it is now in effect)." versus "He "signed" the contract last week."
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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested