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
reservations required
Grammar usage guide and real-world examplesUSAGE SUMMARY
"Reservations required" is a correct and usable phrase in written English.
You can use it to indicate that making a reservation in advance is necessary to take part in an activity or event, such as for a restaurant, concert, play, or hotel. For example: "Due to high demand, reservations are required for the upcoming concert."
✓ Grammatically correct
News & Media
Academia
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
48 human-written examples
Reservations required.
News & Media
Reservations: Required.
News & Media
Tickets: $24.99; reservations required.
News & Media
No reservations required.
News & Media
Restaurant reservations required.
News & Media
463; free, reservations required.
News & Media
Free; reservations required.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
4 human-written examples
Reservations require a credit card.
News & Media
Reservation required.
News & Media
Advance reservation required.
News & Media
Tour reservation required.
News & Media
Expert writing Tips
Best practice
When using "reservations required", specify how to make the reservation (e.g. "Reservations required: call 555-1212").
Common error
Don't assume everyone knows how to make a reservation. Provide clear instructions; otherwise, people might not attend.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "reservations required" functions as an adjective phrase that modifies an implied noun (like 'attendance' or 'participation'). It indicates a condition or prerequisite for accessing a service or event. Ludwig AI confirms its usability in English.
Frequent in
News & Media
60%
Academia
25%
Science
5%
Less common in
Formal & Business
5%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "reservations required" is a common and grammatically correct phrase used to indicate that advance booking is necessary for an event, service, or activity. Ludwig AI validates that the phrase is perfectly usable in English. It's most frequently found in news and media and academic contexts, and the register is generally neutral. To ensure clarity, it's best practice to provide instructions on how to make a reservation. Related phrases include "booking is essential" and "advance booking necessary". By providing clear guidance, you can ensure that interested parties can successfully participate in your event.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
booking is essential
Replaces "reservations" with "booking" and uses "essential" instead of "required".
advance booking necessary
Reorders the phrase and replaces "required" with "necessary".
prior booking needed
Substitutes "reservations" with "booking" and "required" with "needed", adding "prior" for emphasis.
bookings are a must
Uses a more emphatic and informal tone to convey the necessity of booking.
prior arrangements necessary
Replaces "reservations" with "arrangements" to broaden the context.
pre-booking is mandatory
Uses "pre-booking" and replaces "required" with the stronger term "mandatory".
you must book in advance
Changes the phrase to an active instruction.
it is essential to reserve
Restructures the phrase to emphasize the action of reserving.
advance notice is a must
Shifts focus to providing notice rather than making a reservation, suitable in contexts where formal reservations aren't taken.
please book ahead
Offers a polite and direct instruction to book in advance.
FAQs
How do I use "reservations required" in a sentence?
You can use "reservations required" to indicate that an event, service, or activity needs to be booked in advance. For example, "Dinner reservations are required at this restaurant" or "Reservations required for the guided tour".
What's a more formal alternative to "reservations required"?
A more formal alternative would be "Advance booking is essential", or "Prior "arrangements necessary"", depending on the specific context.
What's the difference between "reservation required" and "reservations required"?
"Reservation required" typically applies when only one booking is needed (e.g. for a single seat), whereas "reservations required" indicates that bookings are needed in general for multiple people or slots.
What can I say if no reservation is needed instead of "reservations required"?
If reservations are not needed, you can say "No reservations required" or "Walk-ins welcome".
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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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested