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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
is a required step
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is a required step" is correct and usable in written English. You can use it when indicating that a particular action or process is necessary in a sequence of tasks. Example: "Submitting the application is a required step before the interview." Alternative expressions include "is a necessary step" and "is an essential step."
✓ Grammatically correct
Science
News & Media
Wiki
Alternative expressions(20)
is a prerequisite
is an essential element
is an imperative
is a must
is unavoidable
is indispensable
is a necessity
is essential for
is a requirement
is recommended
is key to
absolutely must have
is required
cannot do without
needs to have
it is vital to have
is more a formality
must required is
has to be a given
is a given
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
23 human-written examples
Such a formal review is a required step before an emergency manager may be assigned, but Mr. Dillon said that the review by no means ensured that an outside manager would be brought in, and that the city might still solve its troubles on its own.
News & Media
This technique is a required step in many learning models.
Science
For the hyphenation of ion chromatography to nebulising detectors or mass spectrometry, suppression of the non-volatile ionic eluent to water is a required step to avoid elevated detector baselines.
Science
In this context, determination of the joint efforts for a given motion is a required step for the subsequent evaluation of cost function and constraints, but force plates will not exist.
Science
On the other hand, feedback quantization is a required step in order to limit the number of bits associated to CSI feedback and avoid a potential source of inefficiency in the system.
In most jurisdictions across the nation, the decision to go to a grand jury is a required step given the seriousness of the charge.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
37 human-written examples
This process took 1.5 years to complete and was a required step in making the database operational.
We previously reported that such mTOR accumulation to the SCV correlated with normalization of cytosolic AA pools and required the presence of extracellular AAs, thus suggesting that the internalization of AAs was a required step (Tattoli et al., 2012).
Science
A face is naturally recognizable by a human regardless of its many point of variation such as skin tone, facial hair, etc. Face detection is a required first step in face recognition systems [16, 29].
However, the validation of effectiveness and efficiency for decision making is a required next step.
Science
Learning to call people on their hateful rhetoric is a required first step.
News & Media
Expert writing Tips
Best practice
In scientific writing, this phrase effectively identifies biological or chemical processes that must occur for a subsequent reaction to take place.
Common error
Do not use "is a required step" if the action is merely suggested or optional. If the process can successfully proceed without it, use "is a recommended step" or "is an optional step" instead.
Source & Trust
82%
Authority and reliability
4.9/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is a required step" functions as a linking verb construction followed by a noun phrase acting as a subject complement. It serves to define the status of the subject as a mandatory component. According to Ludwig AI, this structure is grammatically standard and highly effective for establishing logical sequences.
Frequent in
Science
65%
News & Media
20%
Wiki
10%
Less common in
Formal & Business
3%
Social Media
1%
Reference
1%
Ludwig's WRAP-UP
The phrase "is a required step" is a cornerstone of formal English used to denote essential phases in any given process. Ludwig's analysis shows that it is particularly favored in scientific discourse, where researchers use it to describe mandatory biological transitions or experimental requirements. It is a more robust and slightly more formal version of "is a necessary step". When using this expression, ensure that the requirement is indeed mandatory, as it implies that the process cannot move forward without its completion. It is a reliable, high-authority choice for technical, legal and academic writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
is a necessary step
Focuses on the essential nature of the action for the outcome to occur.
is a requisite step
A more formal and academic alternative used often in scientific contexts.
is a mandatory step
Emphasizes that the step is required by law, regulation or strict authority.
is an essential step
Highlights the critical importance of the step rather than just its requirement.
is an obligatory step
Implies a sense of duty or a requirement that cannot be bypassed.
is a needed step
A simpler, more informal way to express that the step is required.
is a prerequisite
Shifts the focus from the 'step' to the state of being required before anything else happens.
is a crucial step
Suggests the step is not only required but also pivotal to success.
is an integral step
Suggests the step is an inseparable part of the overall process.
is a prior step
Emphasizes the chronological order (happening before) alongside the requirement.
FAQs
How do I use "is a required step" in a professional email?
You can use it to outline a procedure for a colleague, for example: "Completing the safety training "is a required step" before you can access the lab."
What can I say instead of "is a required step"?
Depending on the level of formality, you can use alternatives like "is a necessary step", "is a mandatory step" or "is an essential step".
Is "is a required step" formal enough for a research paper?
Yes, it is highly appropriate for academic writing. Ludwig's data shows it is frequently used in journals like ScienceDirect and PlosOne to describe experimental protocols and biological cycles.
What is the difference between "is a required step" and "is a prerequisite"?
While "is a prerequisite" often refers to a condition or qualification that must exist beforehand, "is a required step" focuses specifically on an action or phase within a larger process.
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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
82%
Authority and reliability
4.9/5
Expert rating
Real-world application tested