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
revised as of
Grammar usage guide and real-world examplesUSAGE SUMMARY
"revised as of" is a perfectly correct and usable phrase in written English.
It is used to indicate that something has been updated to a current date, so you can use this phrase when referring to something that has been changed or updated. For example, "The company's policies were revised as of November 1, 2020."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(20)
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
during the previous years
it is important to remember
not yet completed
to avoid disruption
in accordance with direction from
a couple of books before
if not soon
in two days
as excellent as
in a flash
as instructed by the directive
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
1 human-written examples
As to the album, it is still being revised as of this writing.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
Twenty-four states have revised (or are in the process of revising as is the case with Colorado and Minnesota) their science standards in the last four years.
In his speech on Wednesday the prime minister will outline plans to hold a referendum on new terms for UK membership of the EU – to be negotiated if the Lisbon treaty is revised as part of an overhaul of the eurozone – if he wins the 2015 general election.
News & Media
The factor of stability and growth has been revised, as none of the countries has succeeded in its implementation.
Science
The Internal Revenue Service whistle-blower program, revised as part of the 2006 Tax Relief Act, awards 15 percent to 30 percent of the proceeds it collects in enforcement actions worth more than $2 million, or in the case of individual taxpayers, $200,000 in gross income.
News & Media
C.E.S. officials in Berkeley, upon learning of the rising public alarm in Charleston, sent out one of their programming consultants, C. Stephen Carr, who had probably written or revised as many of the codes for vote-counting machines as anyone else in America.
News & Media
A former boss of the Co-operative Gronp called on Friday for reforms drawn up by Lord Myners to be revised, as members of the UK's largest mutual prepared to vote on overhauling the way the 150-year-old business is run.
News & Media
This was expanded and revised in 1960 as the New Checklist Of Agarics And Boleti, in collaboration with PD Orton and FB Hora, a standard work which is only now being revised as part of a comprehensive modern checklist and database being compiled at Kew.
News & Media
As for the second reason, there is ample room for improvement in the studies revised, as many of them fail to adequately detail such essential elements as an explicit description of the vantage point used (e.g., social, funding, provider), the approach (e.g., incidence, prevalence), and other methodological aspects.
Science
We believe that their inclusion in the human protein-coding gene catalogue should be revised as part of the ongoing human genome annotation effort.
Science
During 2009 and 2010, drug pricing and reimbursement were also revised as part of the health reform, in order to improve the value for money and decision making efficacy, while at the same time enabling the practice of ethical drug promotion [ 16].
Science
Expert writing Tips
Best practice
In legal or formal documents, always pair "revised as of" with a specific version number or identifier to prevent confusion about which revision is being referenced.
Common error
Avoid using "revised as of" without specifying what exactly has been revised. Always clearly indicate the document, policy, or information that has undergone revision for clarity and to avoid ambiguity.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "revised as of" functions as a prepositional phrase modifying a noun or clause. It indicates the point in time when a revision, amendment, or update became effective, as confirmed by Ludwig's assessment.
Frequent in
Science
30%
News & Media
30%
Formal & Business
20%
Less common in
Encyclopedias
10%
Wiki
5%
Reference
5%
Ludwig's WRAP-UP
In summary, the phrase "revised as of" is a grammatically correct prepositional phrase used to specify the date when a revision took effect. As Ludwig highlights, it is best suited for formal and professional settings, particularly in news, scientific, and business contexts. While synonyms like "amended as of" and "updated as of" exist, "revised as of" often implies a more thorough change. When using this phrase, be sure to specify what exactly has been revised and provide an accurate and verifiable date.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
amended as of
Focuses on formal corrections or improvements made to a document or process.
updated as of
Emphasizes the act of bringing something current or modern.
effective from
Highlights the starting date from which a change or rule becomes operational.
in effect as of
Indicates the date when a particular regulation, law, or policy came into force.
valid as of
Stresses the currency and applicability of information or a document at a specific point in time.
current as of
Indicates that information is up-to-date at a given time.
as of this date
A more emphatic way to say "as of", often used to signify a final update.
reflecting changes made on
Focuses on the alterations and the specific date they were implemented.
reflecting updates from
Similar to "reflecting changes made on" but with a broader sense of updates.
taking effect
Emphasizes the commencement of an action or policy from a specified date.
FAQs
How do I use "revised as of" in a sentence?
Use "revised as of" to indicate that something has been updated to a particular date. For example, "The policy document was "revised as of" January 1, 2025".
What's the difference between "revised as of" and "updated as of"?
"Revised as of" implies a more thorough or significant change, while "updated as of" suggests bringing something current. The choice depends on the extent of the change.
Can I use "revised as of" in informal writing?
While grammatically correct, "revised as of" is better suited for formal or professional contexts. In informal writing, consider using simpler alternatives like "updated" or "changed".
What are some synonyms for "revised as of"?
Some synonyms include "amended as of", "effective from", or "in effect as of", each carrying slightly different nuances.
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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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested