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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
upon assignment
Grammar usage guide and real-world examplesUSAGE SUMMARY
"upon assignment" is a correct and usable phrase in written English.
It is typically used to refer to an action being taken once something has been assigned or delegated. For example, "Upon assignment of the task, the team did their best to complete it quickly."
✓ Grammatically correct
Science
News & Media
Wiki
Alternative expressions(1)
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
8 human-written examples
The portion of its former routing north of Sanborn became part of the new NY 429, which was assigned to its current alignment upon assignment.
Wiki
Upon assignment to the American Southwest, Gatewood led platoons of Apache and Navajo scouts against renegades during the Apache Wars.
Wiki
VT 17 was initially much shorter than it is today, extending from the Champlain Bridge to Addison upon assignment.
Wiki
The route extended from the town of Marcellus to the village of Cazenovia and overlapped NY 174, NY 175, NY 173, and NY 92 upon assignment.
Wiki
In the 1930 renumbering of state highways in New York, NY 32 was absorbed into NY 78, which ran from Gainesville to Newfane upon assignment.
Wiki
The portion of the route between Northumberland and Hudson Falls was concurrent with US 4 upon assignment while the segment west of Boulevard in Queensbury became concurrent with NY 32 in 1949.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
49 human-written examples
Years ago, I stumbled upon an assignment that plays directly to this strength.
News & Media
Or perhaps something I once had, an innocence or an energy that was very quickly taken from me at birth – upon gender assignment.
News & Media
And yet, if everything is going as planned, why did Moody's place the rating of bonds on CHAI securitization on review with the possibility of its downgrading after only a few months upon its assignment?
News & Media
Based upon paternity assignment, 68 percent of progeny (310 of 456) from 20 mothers trees of S. xanthophylla and 26 percent of progeny (106 of 408) from 17 mother trees of P. tomentella could be assigned with an 80% confidence within 500 m of the mother tree.
Science
Within both SS and TAT arms, outcomes did not vary significantly based upon practitioner assignment.
Expert writing Tips
Best practice
Use "upon assignment" to clearly indicate that an action or state immediately follows the assigning of a task, role, or duty. For example, "Upon assignment to the project, she immediately began researching the topic."
Common error
Avoid using "upon assignment" in informal contexts, as it can sound overly formal or stilted. In casual writing, simpler alternatives like "after being assigned" or "on assignment" are often more appropriate.
Source & Trust
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "upon assignment" primarily functions as a prepositional phrase, modifying a verb or clause to indicate the timing or condition under which an action occurs. It signifies that something happens immediately after a task, role, or duty is assigned. As Ludwig AI explains, it highlights the temporal relationship between the assignment and the subsequent event.
Frequent in
Science
38%
News & Media
31%
Wiki
13%
Less common in
Formal & Business
12%
Academia
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "upon assignment" is a prepositional phrase indicating that something occurs immediately after a task or duty has been assigned. As confirmed by Ludwig AI, it's a correct and usable phrase, commonly found in Science, News & Media and Wiki sources. While grammatically sound, it carries a formal tone, making it less suitable for casual contexts. For less formal writing, consider alternatives such as "on assignment" or "after being assigned". Remember to use "upon assignment" when you want to emphasize the direct and immediate connection between the act of assigning and the subsequent action.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
on assignment
This alternative is a more concise and commonly used preposition.
once assigned
This alternative uses "once" to create a sense of conditionality and timing.
when assigned
This alternative uses "when" to introduce a clause specifying the timing.
after being assigned
This alternative specifies the action of assigning before the subsequent event.
following assignment
This alternative uses a gerund phrase to indicate the sequence of events.
on being allocated
This alternative uses "allocated" instead of "assigned", indicating a formal distribution.
at the point of assignment
This alternative emphasizes the precise moment of assignment.
after allocation
This alternative focuses on the completion of the allocation process.
with the assignment of
This alternative rephrases using a noun structure, which slightly changes the tone.
subsequent to assignment
This alternative provides a more formal and literary tone.
FAQs
How can I use "upon assignment" in a sentence?
Use "upon assignment" to indicate something happens immediately after a task or duty is assigned. For example: "Upon assignment to the team, he reviewed the project goals."
What are some alternatives to "upon assignment"?
You can use alternatives like "on assignment", "after being assigned", or "following assignment" depending on the context.
Is it better to say "upon assignment" or "after assignment"?
"Upon assignment" suggests a more immediate sequence than "after assignment". "Upon assignment" implies something happens directly at the moment of assigning, while "after assignment" allows for a slight delay.
When is it appropriate to use "upon assignment" instead of "on assignment"?
"Upon assignment" emphasizes the moment when the assignment occurs and the immediate action that follows. "On assignment" generally refers to the state of being engaged in a particular task or mission.
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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
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested