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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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are mandatory

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "are mandatory" is correct and usable in written English.
It can be used to indicate that something is required or compulsory in a given context. Example: "All participants are mandatory to submit their registration forms by the deadline."

✓ Grammatically correct

News & Media

Academia

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Helmets are mandatory.

News & Media

The New York Times

Reservations are mandatory.

Potato chips are mandatory.

Showers are mandatory, he said.

News & Media

The New York Times

Breaks are mandatory.

The sessions are mandatory.

For minimalism, stamina and athleticism are mandatory.

Hence, multistage concepts are mandatory.

Appropriate rinsing protocols are mandatory.

Discussion sections (Labs) are mandatory.

Carts are mandatory and cost $35.

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Expert writing Tips

Best practice

Use "are mandatory" when clearly stating a requirement or obligation. It's appropriate in formal contexts, such as rules, regulations, or instructions, where adherence is not optional.

Common error

Avoid using "are mandatory" in casual conversations or informal writing. While grammatically correct, it can sound overly formal or even authoritarian. Opt for softer alternatives like "are needed" or "are essential" in less formal settings.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "are mandatory" functions as a predicate adjective, modifying a noun or pronoun to indicate a state of requirement or obligation. As Ludwig AI confirms, this is a grammatically correct construction. Examples show it's used to express rules or necessities.

Expression frequency: Very common

Frequent in

News & Media

35%

Academia

25%

Science

25%

Less common in

Formal & Business

8%

Wiki

7%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "are mandatory" is a grammatically sound and frequently used expression to indicate a requirement or obligation. As Ludwig AI confirms, it is correct and widely applicable. It appears most commonly in news, academic, and scientific contexts, conveying a clear expectation of compliance. While its formality makes it suitable for professional settings, it's advisable to use softer alternatives like "are required" or "are essential" in more casual conversations. Remember to prioritize clarity and context when using this phrase to ensure effective communication.

FAQs

What does "are mandatory" mean?

The phrase "are mandatory" signifies that something is required, obligatory, or compulsory. It indicates that adherence to a specific rule, guideline, or action is not optional but necessary.

How can I use "are mandatory" in a sentence?

You can use "are mandatory" to emphasize the necessity of something, such as "Helmets "are mandatory" when riding a motorcycle" or "Reservations "are mandatory" for the dinner cruise".

What can I say instead of "are mandatory"?

You can use alternatives like "are required", "are compulsory", or "are essential" to convey a similar meaning while varying your language.

Is it more formal to say "are mandatory" or "are required"?

"Are mandatory" and "are required" are quite similar in formality. "Are mandatory" can sometimes feel slightly more authoritative or strict, while "are required" is generally perceived as a more neutral and widely applicable alternative. Both can be used in formal settings.

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Source & Trust

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Authority and reliability

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Expert rating

Real-world application tested

Most frequent sentences: