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
shall contain
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "shall contain" is correct and usable in written English.
It is typically used in formal or legal contexts to specify that something must include certain elements or components. Example: "The contract shall contain all necessary clauses to ensure compliance with the law."
✓ Grammatically correct
Academia
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
Such notice shall contain basic information about the property.
Academia
The written request shall contain a statement of the reason the manual recount is being requested.
News & Media
Among others, curricula of chemical engineering shall contain adequate education on process safety topics and relevant regulation.
Such report shall contain the Board's recommendations for improvement and include any minority views.
Academia
The reports shall contain the information listed in paragraph (l)(6).
Academia
The reports shall contain the information listed in paragraph (l)(6) of this section.
Academia
Each Panel's report shall contain a complete statement of the basis for the Panel's determination.
Academia
The certification shall contain each employee's name and dates of training.
Academia
This report shall contain an analysis of each of the items enumerated in subsection (a)(2).
Academia
Such return shall contain the information described in paragraph (b) of this section.
Academia
The records shall contain the actual values and observations obtained during monitoring.
Academia
Expert writing Tips
Best practice
Use "shall contain" in legal and formal documents when specifying mandatory inclusions or requirements to maintain a precise and authoritative tone.
Common error
Avoid using "shall contain" in informal writing. Opt for simpler alternatives like "must include" or "should have" to maintain a natural and accessible tone.
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "shall contain" primarily functions as a directive verb phrase, indicating a mandatory requirement for inclusion. Ludwig examples show it's used to specify required elements within legal documents, reports, and specifications.
Frequent in
Academia
62%
Formal & Business
19%
Science
12%
Less common in
News & Media
5%
Encyclopedias
1%
Reference
1%
Ludwig's WRAP-UP
In summary, the phrase "shall contain" is a directive verb phrase primarily used in formal and legal contexts to specify mandatory inclusions. Ludwig AI confirms its grammatical correctness and frequent use in academia, business, and scientific domains. While highly suitable for formal writing, it should be used sparingly in informal contexts. Alternatives like "must include" or "is required to have" can provide similar meaning with slight variations in tone. When writing, remember that "shall contain" asserts a requirement, distinct from the suggestive nature of "should contain".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
must include
Indicates a mandatory inclusion, similar to "shall contain" but with a more direct tone.
is required to have
Emphasizes the necessity of possessing certain elements, akin to "shall contain" in specifying requirements.
should include
Suggests a recommendation for inclusion, less forceful than "shall contain" but still implying importance.
will incorporate
Focuses on the act of bringing elements together, comparable to "shall contain" in describing composition.
will consist of
Specifies the components of something, similar to "shall contain" in outlining contents.
is comprised of
Describes the composition of something, similar to "shall contain" but more descriptive.
is composed of
Highlights the elements that make up a whole, akin to "shall contain" in detailing the parts.
features
Emphasizes specific characteristics or elements included, relating to "shall contain" by highlighting contents.
encompasses
Implies a comprehensive inclusion, similar to "shall contain" in describing scope.
incorporates
Suggests the integration of elements, aligning with "shall contain" in denoting content.
FAQs
What does "shall contain" mean?
The phrase "shall contain" means that something is required to include specific elements or components. It's often used in legal and formal contexts to indicate mandatory inclusion.
When is it appropriate to use "shall contain" in writing?
Use "shall contain" in formal documents, legal agreements, and technical specifications where precise language is necessary to define requirements. In less formal contexts, consider alternatives like "must include" or "should have".
What are some alternatives to "shall contain"?
Alternatives to "shall contain" include "must include", "is required to have", and "should include". The best choice depends on the level of formality and the specific context.
How does "shall contain" differ from "should contain"?
"Shall contain" indicates a mandatory requirement, while "should contain" suggests a recommendation or preference. "Shall" implies a legal or contractual obligation, whereas "should" implies advisability.
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
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested