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
as of that date
Grammar usage guide and real-world examplesUSAGE SUMMARY
"as of that date" is correct and usable in written English.
You can use it to indicate that something has been true since the specified date. For example: "The new law has been in effect as of that date."
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(20)
since that date
from then on
effective that date
from that date forward
on and after that date
beginning with that date
as at that time
at that point in time
as of that day
starting from that date
on or after that date
on the date referenced
as of the specified date
as of that morning
as of that presentation
on said date
as of the date falling
on that day
on the said date
as of that time
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
Shareholders' equity as of that date was about $180 million.
News & Media
As of that date, says Mr. Rampe, there will be "nonstop construction" at the site.
News & Media
As of that date, "Spider-Man" reported spending $58 million and raising $66 million.
News & Media
L. 109 59 as of that date, and provisions of Pub.
Academia
The State of Texas admitted in 1994 that as of that date it had not prosecuted anyone under those circumstances.
News & Media
If she has registered on June 2, 2008 she can bring the suit as of that date.
Academia
Year-to-date price growth was at 6 percent as of that date, the government said this week.
News & Media
But as of that date black agents at the first managerial tier numbered only 4.2percentt, a disparity the agents attribute to discrmination.
News & Media
So if you had 50 shares in a money market fund as of that date, all 50 shares will be covered.
News & Media
As of that date, Curaçao and Sint Maarten became separate autonomous states of the Netherlands and Bonaire, Saba, and Sint Eustatius were directly integrated into the Netherlands.
Encyclopedias
It had been scheduled to rise to 7.9percentt from the current 6.1percentt on July 1; it will now increase to 8.5percentt as of that date.
News & Media
Expert writing Tips
Best practice
Use "as of that date" to clearly specify a specific point in time for data, regulations, or conditions.
Common error
Avoid using "as of that date" when the date is already clearly implied by the context. It can make your writing sound repetitive.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "as of that date" functions as a prepositional phrase that modifies a verb or noun, indicating the time from which a state, condition, or action is valid or effective. Ludwig confirms its usability in written English.
Frequent in
News & Media
40%
Academia
30%
Science
20%
Less common in
Wiki
6%
Encyclopedias
3%
Formal & Business
1%
Ludwig's WRAP-UP
In summary, "as of that date" is a grammatically sound and widely used phrase that functions to specify a particular point in time. Ludwig AI confirms its correct usage, indicating its suitability for formal, neutral, and professional contexts. While "as of that date" is very common, writers should be mindful of potential redundancy and choose the most appropriate alternative based on context. When precise timing is required, "as of that date" provides clarity and is supported by ample examples across various domains, including news, academia, and science.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
effective that date
Omits "as of", making it slightly more concise but retaining the core meaning.
from that date forward
Emphasizes the continuation from that specific point in time.
on and after that date
Provides a legalistic tone, indicating that something applies starting on a particular date.
beginning with that date
Highlights the initiation of something from the mentioned date.
as at that time
Uses "time" instead of "date", broadening applicability beyond calendar dates.
at that point in time
Replaces the specific date reference with a more general temporal marker.
since that date
Implies a continuous state from the specified date until the present.
from then on
Shortens the reference but implies the date is already understood.
with effect from that date
A more formal and British English variant, emphasizing the start of effectiveness.
dating from that date
Emphasizes the origin or commencement from the specified time.
FAQs
How can I use "as of that date" in a sentence?
Use "as of that date" to specify that a particular condition, fact, or regulation was in effect starting from the mentioned date. For example, "As of that date, the new policy applied to all employees."
What phrases are similar to "as of that date"?
Alternatives include "effective that date", "from that date forward", or "since that date", depending on the nuance you wish to convey.
Is "as of that date" formal or informal?
"As of that date" is suitable for formal and professional contexts. For more casual situations, phrases like "from then on" might be more appropriate.
What's the difference between "as of that date" and "since that date"?
"As of that date" pinpoints a specific starting point, while "since that date" implies a continuous state from that point until the present. For example, "As of January 1, 2025, the tax rate changed" versus "Since January 1, 2025, the tax rate has been higher."
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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested