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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
by September 1
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "by September 1" is correct and usable in written English.
It is typically used to indicate a deadline or a specific time frame by which something should be completed or achieved. Example: "Please submit your application by September 1 to ensure consideration for the program."
✓ Grammatically correct
News & Media
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
32 human-written examples
If the Commission were to act itself the second annual review of the mechanism is due to take place in September, and indeed the Libe committee is pushing for a suspension by September 1 if there's no progress on reforms within the US.
News & Media
By September 1, the Germans had surrounded Leningrad, isolating two million citizens who would not see the outside world for almost 900 days.
News & Media
Iraq/Yemen 18. (S) On Iraq, DASD Kahl noted there are currently 125,000 U.S. soldiers in Iraq, which will be reduced to 50,000 soldiers by September 1, 2010 with complete U.S. troop withdrawal by the end of 2011.
News & Media
It means the club must find "major investment" by September 1, when it faces a winding-up petition in court.
News & Media
And in June the EU Parliament's LIBE committee called for Privacy Shield to be suspended by September 1 unless the US comes into full compliance.
News & Media
We will provide an update by September 1, 2009 1:53:00 PM PDT detailing when we expect to resolve the problem.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
27 human-written examples
Book by April 20 and depart by May 15.
News & Media
By last count, seven.
News & Media
target by 2025.
News & Media
Also, hyperinflation by 2010.
News & Media
By May of this year, "G.M.A".
News & Media
Expert writing Tips
Best practice
When using "by September 1", ensure clarity by specifying the year to avoid ambiguity, especially in long-term contexts. For instance, use "by September 1, 2026".
Common error
Avoid confusion by always including the year when using "by September 1", particularly when the context spans multiple years. This prevents misinterpretations about which year the deadline applies to.
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "by September 1" functions as an adverbial phrase of time, modifying a verb or clause by specifying a deadline or a point in time before which an action must be completed. Ludwig confirms that this phrase is used to set clear temporal boundaries.
Frequent in
News & Media
40%
Wiki
35%
Formal & Business
10%
Less common in
Science
5%
Encyclopedias
5%
Social Media
5%
Ludwig's WRAP-UP
The phrase "by September 1" is a common and grammatically correct way to indicate a deadline or a specific point in time. As Ludwig AI confirms, it's widely used across various contexts, including news, encyclopedias, and business communications. To ensure clarity, it's best practice to include the year and avoid omitting it, and also to consider that its register is neutral, making it suitable for both formal and informal settings. Related phrases such as "before September 1" and "no later than September 1" offer similar meanings, while maintaining a clear and consistent message.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
before September 1
Emphasizes completion at any point leading up to September 1, without specifying it as the final day.
no later than September 1
Formally indicates September 1 as the ultimate deadline.
on or before September 1
Explicitly includes September 1 as an acceptable date, alongside earlier dates.
due by September 1
Directly indicates the imposition of a deadline.
by the first of September
Uses a more descriptive way to specify the date.
prior to September 1
Highlights the necessity of completion before the specified date.
at the latest, September 1
Reinforces the finality of the deadline.
by the end of August
Specifies the end of the preceding month as an implicit deadline.
not extending beyond September 1
Clearly defines an upper limit, emphasizing the non-negotiability of the deadline.
as of September 1
Shifts focus to actions or status taking effect on that specific date rather than setting a deadline.
FAQs
How can I use "by September 1" in a sentence?
You can use "by September 1" to indicate a deadline, such as, "All applications must be submitted "by September 1" to be considered for the scholarship".
What is a more formal alternative to "by September 1"?
A more formal alternative is "no later than September 1", which clearly indicates the final date for something to be completed. You can use this in contexts such as, "The report must be submitted "no later than September 1"".
What does "by September 1" imply about timing?
"By September 1" indicates that something needs to be completed on or before that date. It sets September 1 as the deadline, allowing completion any time leading up to and including that day.
Is it necessary to include the year when using "by September 1"?
Yes, including the year is crucial for clarity, especially when discussing events that span multiple years. Omitting the year can lead to confusion about which year the deadline applies to. For instance, "The project is due "by September 1, 2026"".
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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
4.5/5
Expert rating
Real-world application tested