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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
valid as at date
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "valid as at date" is correct and usable in written English.
You can use it to mean that something is valid up to a certain point in time. For example, "This subscription is valid as at June 30, 2020."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(19)
valid up to date
effective as of date
as of date
valid until date
current and accurate
accurate and current
latest and most accurate
effective until date
expiration date
effective until
is equivalent to
in the wishes of
rapidly thereafter
for the immediate future
Very soon
somewhere later
one week before
at the early time
in the next weeks
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
One is to Brazil, valid for five years from date of entry, and one to Chile, which apparently is valid as long as the passport itself.
News & Media
Without an extension, driver's licenses from Maine and South Carolina will no longer be deemed valid as identification at airports and federal buildings starting May 11, the original date of compliance.
News & Media
These comparisons are actually not that valid, as differences in the dating of Easter have caused disparities in the release calendar.
News & Media
The study population consists of men aged 18 to 44 years at date of diagnosis, born in metropolitan France, with a valid health insurance affiliation.
Science
The study population included all patients aged ≥18 years at the time of symptom onset who during the period from January 2000 to December 2011 had been registered in the DANBIO registry with a diagnosis of RA, PSA or AS and had valid data on dates of symptom onset and diagnosis.
Sometimes, you will receive multiple coupons at the same time that are valid for different date ranges.
Wiki
At a glance, the five-digit code looks valid, but the date is not recognized.
Wiki
Some decisions you will doubt, because your decisions are only as valid as your reasoning, which - at times - you may think is not at all valid.
Wiki
He became so belligerent we decided to leave, at which point he informed us the deal would not be valid after this date.
News & Media
We focus on all biographies with valid birth dates and at least 250 words in their summary.
Science
Research has shown that many psychiatric diagnoses are at least as reliable and valid as medical diagnoses.
News & Media
Expert writing Tips
Best practice
When using "valid as at date", ensure that the date is clearly and unambiguously formatted to avoid any confusion about the period of validity. For example, using YYYY-MM-DD format.
Common error
Avoid assuming that "valid as at date" implies validity beyond that date. It strictly refers to the state of validity up to and including that specific date.
Source & Trust
80%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "valid as at date" functions as a prepositional phrase that modifies a noun or clause, specifying a temporal condition for validity. It indicates that the state or condition being described is true or effective up to the stated date. As Ludwig AI confirms, it's correct and usable in English.
Frequent in
News & Media
30%
Science
28%
Wiki
18%
Less common in
Formal & Business
10%
Academia
7%
Encyclopedias
7%
Ludwig's WRAP-UP
The phrase "valid as at date" serves as a specific temporal marker, indicating the point up to which something is considered valid. Ludwig AI confirms its correctness and usability. It's commonly found in news, scientific, and wiki sources, pointing to its versatility across various writing styles, though it leans towards professional or neutral contexts. When employing this phrase, it's essential to specify the date format clearly and avoid assuming validity beyond the indicated date. Alternatives like "valid up to date" or "effective as of date" can be used for similar meanings, depending on the desired nuance.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
valid up to date
Emphasizes the period of validity, ending on a specific date.
valid until date
Specifies the expiration of validity, with 'until' indicating the final date of validity.
current as of date
Highlights that the information is up-to-date and accurate as of the specified date.
effective as of date
Indicates when a rule, law, or agreement comes into force.
in effect as of date
Similar to 'effective as of,' but emphasizes the ongoing state of being in effect.
accurate as of date
Highlights the accuracy of information up to the provided date.
as of date
A shorter, more direct way to state that something is true or applicable from a certain date.
up-to-date as of date
Reinforces that something is current and relevant up to the specified date.
operative as of date
Denotes that a process or system is in operation from the set date.
applicable as of date
Signifies that something is relevant or pertinent from the indicated date.
FAQs
How can I use "valid as at date" in a sentence?
You can use "valid as at date" to specify the time up to which something is considered valid. For example, "This certificate is valid as at December 31, 2024."
What phrases are similar to "valid as at date"?
Similar phrases include "valid up to date", "effective as of date", or simply "as of date", depending on the context.
Is it grammatically correct to say "valid as of date" instead of "valid as at date"?
Yes, "valid as of date" is grammatically correct and often used interchangeably with "valid as at date". The choice often depends on regional preference or stylistic considerations.
What's the difference between "valid as at date" and "valid until date"?
"Valid as at date" specifies the state of validity at a particular point in time, while "valid until date" indicates the period during which something remains valid, including the specified date.
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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
80%
Authority and reliability
4.1/5
Expert rating
Real-world application tested