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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
Payment is required
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "Payment is required" is correct and usable in written English.
You can use it in contexts where you need to inform someone that they must make a payment for a service or product. Example: "Before we can process your order, please note that payment is required to complete the transaction."
✓ Grammatically correct
Academia
News & Media
Science
Alternative expressions(5)
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
35 human-written examples
Payment is required in order to leave in good standing.
News & Media
Payment is required by Medicare only if the drug has F.D.A. approval for a specific organ transplant, or this use is cited in one of two drug compendia that Medicare approves.
News & Media
Payment is required at the time of registration.
Academia
"Upfront payment is required," the ad read.
News & Media
Full payment is required before the job begins.
News & Media
CONS: Taxes are high, and a 20percentt down payment is required.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
25 human-written examples
All necessary forms and payment are required by the end of Week 2 of each quarter.
Academia
Barriers at many Tube stations were left open and no payment was required on buses because of a fault with sensors that read Oyster and contactless payment cards.
News & Media
His two colleagues -- the former president, F. David Radler, and the executive vice president, Peter Atkinson -- made their payments, but Lord Black declined, saying that he was still conducting his own inquiry to determine whether the payment was required.
News & Media
The left part of Fig. 5 shows the effect of hunger in the future treatments (i.e., sandwich is delivered with a time delay of 1 week) when payment was required in advance (i.e., right after the auction).
The NHIS aims to assure equitable and universal access for all residents of Ghana to an acceptable quality package of essential health care services without OOP payment being required at the point of use [13].
Science
Expert writing Tips
Best practice
When using "Payment is required", clearly state the reason for the payment and the acceptable methods of payment to avoid confusion. For example, 'Payment is required for the conference registration and can be made via credit card or bank transfer'.
Common error
Avoid simply stating "Payment is required" without specifying the amount, due date, or accepted payment methods. This can lead to customer frustration and delayed payments.
Source & Trust
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "Payment is required" functions as a declarative statement indicating an obligation or necessity for a payment to be made. Ludwig AI confirms this is usable in written English.
Frequent in
Academia
28%
News & Media
40%
Science
20%
Less common in
Wiki
8%
Encyclopedias
4%
Formal & Business
0%
Ludwig's WRAP-UP
The phrase "Payment is required" is a common and grammatically sound way to inform someone that payment is necessary. Ludwig AI's analysis confirms its usability in written English across a variety of contexts. It is frequently used in academic, news, and scientific domains, indicating its broad applicability. While alternatives such as ""payment is necessary"" or ""payment is mandatory"" exist, the original phrase remains a clear and direct way to communicate this requirement. When using this phrase, ensure all relevant payment details are provided to avoid confusion.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
Payment is necessary
Replaces 'required' with 'necessary', maintaining the same meaning but with a slightly different tone.
Payment is mandatory
Substitutes 'required' with 'mandatory', indicating a stronger sense of obligation.
Payment is compulsory
Similar to 'mandatory', this highlights the obligatory nature of the payment.
Payment needs to be made
Emphasizes the action of making the payment, rather than the requirement itself.
Payment is a must
Uses a more informal and emphatic expression to convey the necessity of payment.
Payment must be submitted
Emphasizes the act of submitting payment, focusing on the process.
Payment is expected
Indicates that payment is anticipated or looked for, without explicitly stating it is compulsory.
Payment is requested
A more polite way of saying payment is needed, often used in invoices.
Payment is due
Focuses on the timeliness of the payment, suggesting it is now time to pay.
Payment is in order
Suggests that payment is a step that needs to be completed to proceed.
FAQs
How to use "Payment is required" in a sentence?
You can use "Payment is required" to inform someone that they need to pay for a service or product. For example: "Before we can process your order, "payment is required" to complete the transaction".
What can I say instead of "Payment is required"?
You can use alternatives like "payment is necessary", "payment is mandatory", or "payment is expected" depending on the context.
Is it correct to say "Payment are required"?
No, the correct phrase is "Payment is required". "Payment" is singular in this context, so it takes the singular verb "is".
What's the difference between "Payment is required" and "Payment is requested"?
"Payment is required" indicates that payment is obligatory. "Payment is requested", on the other hand, is a more polite way of indicating that payment is needed, but it implies a degree of flexibility.
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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
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested