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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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as of

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "as of" is correct and usable in written English.
You can use this phrase to indicate a time frame, or to describe the current state of something. For example: "As of today, the store has been closed indefinitely."

✓ Grammatically correct

News & Media

Formal & Business

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

As of last Jan.

News & Media

The New Yorker

As of 8 a.m.

News & Media

The New York Times

As of yest.

News & Media

The New York Times

Not as of yet.

News & Media

Independent

We stress "as of now".

News & Media

The New York Times

As of that sentence, I'm open.

News & Media

The New Yorker

As of this writing, it has 634.

News & Media

The New York Times

The sale was pending as of Monday.

News & Media

The New York Times

So as of this moment, everything stops".

As of now, the condition remains untreated.

West champs as of right now.

News & Media

The New York Times
Show more...

Expert writing Tips

Best practice

When using "as of", ensure the date or time you are referencing is clear and unambiguous to avoid confusion. For example, "As of January 1, 2024, the new policy will be in effect" is clearer than "As of recently, the policy will be in effect."

Common error

Avoid using "as of" with vague or undefined time periods such as "as of lately" or "as of recently". Instead, specify a precise date or time to maintain clarity and avoid ambiguity. For example, use "as of July 1, 2025" instead of "as of recently".

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "as of" functions as a prepositional phrase introducing a time reference. It modifies a statement to indicate the point from which it becomes valid or true. As Ludwig confirms, this usage is grammatically correct and common in English.

Expression frequency: Very common

Frequent in

News & Media

50%

Formal & Business

25%

Encyclopedias

10%

Less common in

Wiki

5%

Science

5%

Social Media

5%

Ludwig's WRAP-UP

In summary, the phrase "as of" is a grammatically sound and very common prepositional phrase used to specify a particular point in time from which a statement is valid. Ludwig AI confirms its correctness and usability. It is frequently found in news, formal business communications, and encyclopedic content. While "as of" is versatile, it's crucial to use it with clear and precise time references to avoid ambiguity. Consider related phrases like "starting from" or "beginning on" for slight variations in meaning. By following these guidelines, you can effectively use "as of" in your writing.

FAQs

How do I use "as of" in a sentence?

"As of" is used to specify a particular point in time from which something is true or valid. For example, "As of today, all tickets have been sold" or "as of yesterday, the project is complete."

What phrases can I use instead of "as of"?

Depending on the context, you can use phrases like "starting from", "beginning on", or "effective immediately" to replace "as of".

What is the difference between "as of" and "since"?

"As of" indicates a specific point in time, while "since" implies a duration beginning at a particular point and continuing to the present. For example, "As of yesterday, the report was finished" refers to a specific date. Whereas, "Since yesterday, I have been working on the presentation" implies continuous action from yesterday until now.

Is it correct to say "as of now"?

Yes, it is correct to say "as of now". It means from this moment or present time. For example, "As of now, the building is closed for renovations".

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Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: