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
is to occur
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is to occur" is correct and usable in written English.
It can be used to indicate that something is scheduled or expected to happen in the future. Example: "The meeting is to occur next Thursday at 10 AM."
✓ Grammatically correct
News & Media
Science
Formal & Business
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
60 human-written examples
The planting is to occur this weekend.
News & Media
Sentencing in the case is to occur in late June.
News & Media
Public vigilance is essential if progress is to occur.
News & Media
If meaningful discourse is to occur, the visitor has to be a good listener.
News & Media
The system, he claims, needs a major shock if real reform is to occur.
News & Media
For each phase, managers are limited in what they can do if growth is to occur.
News & Media
The hard work is to occur in reducing transport, stationary energy, agriculture and fugitive emissions.
News & Media
The less likely tomorrow is to occur the bigger that reward has to be tomorrow.
Academia
But the administration will need to become an active proponent of this expansion if it is to occur.
News & Media
Pension schemes and labour laws will need to change if this is to occur.
News & Media
But the more skilled advertisers become at it, the less likely that is to occur.
News & Media
Expert writing Tips
Best practice
Use "is to occur" when you want to emphasize the planned or scheduled nature of an event, particularly in formal writing.
Common error
Avoid using "is to occur" in casual conversations or informal writing, as it can sound overly formal and stilted. Opt for simpler alternatives like "will happen" or "is going to happen".
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is to occur" functions as a modal construction indicating a future event that is planned or expected. Ludwig provides numerous examples illustrating its use in various contexts, emphasizing its role in expressing scheduled or anticipated actions.
Frequent in
News & Media
61%
Science
23%
Formal & Business
7%
Less common in
Encyclopedias
2%
Wiki
2%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "is to occur" is a grammatically correct and usable expression in written English, employed to indicate a scheduled or expected future event. Ludwig AI confirms its validity and provides numerous examples from reputable sources. While versatile, it leans towards formality and is frequently found in news, scientific, and business contexts. When aiming for a less formal tone, alternatives like "will happen" or "is going to happen" are more appropriate. Knowing when and how to use "is to occur" can significantly enhance the clarity and formality of your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
will happen
This alternative uses a more direct and simpler verb tense to express future occurrence.
will take place
Replaces "occur" with "take place", offering a slightly more formal tone while maintaining the same meaning.
is scheduled to happen
Adds emphasis on the planned or scheduled nature of the event.
is set to occur
Similar to "is scheduled to happen", but conveys a sense of certainty or predetermination.
is expected to happen
Indicates that the event is anticipated or predicted, but not necessarily confirmed.
is going to happen
An informal way of expressing a future event, suitable for less formal contexts.
is due to occur
Implies that the event is expected or required at a specific time.
is slated to happen
Indicates that the event is officially planned and included in a schedule.
is programmed to occur
Similar to the previous related phrases, but with a slightly different word choice and sentence structure.
is anticipated to happen
Implies expectation with some degree of certainty about a future event.
FAQs
How can I use "is to occur" in a sentence?
Use "is to occur" to indicate that an event is planned or expected. For example, "The meeting "is to occur" next week."
What's a less formal way to say "is to occur"?
Alternatives to "is to occur" include "will happen", "is going to happen", or "will take place", depending on the context.
Is "is to occur" more formal than "will happen"?
Yes, "is to occur" is generally more formal and is often used in official announcements or formal writing, while "will happen" is more neutral and can be used in both formal and informal contexts.
When should I use "is to occur" instead of "is scheduled to occur"?
Both phrases are similar, but "is to occur" may be used when the scheduling is implied or already known. "Is scheduled to occur" is more direct if you are emphasizing the scheduled aspect.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested