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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
shall be observed
Grammar usage guide and real-world examplesUSAGE SUMMARY
"shall be observed" is correct and can be used in written English.
You could use it to indicate that a rule should be followed, for example: "All safety protocols shall be observed during construction."
✓ Grammatically correct
Science
Academia
News & Media
Formal & Business
Alternative expressions(20)
must be followed
needs to be observed
is required to be observed
will be observed
must be adhered to
ought to be observed
should be complied with
shall be enforced
shall be monitored
shall be implemented
shall be recognized
shall be recovered
shall be followed
shall be preserved
shall be moved
shall be stored
shall be demonstrated
shall be explored
shall be resolved
shall be respected
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
16 human-written examples
Patients randomized to observation shall be observed for 18 weeks.
Thus the spirit of the law – and of France – as well as the letter shall be observed.
News & Media
(1 General.Universal precautions shall be observed to prevent contact with blood or other potentially infectious materials.
Academia
Pending the receipt of the opinion of the Court, an interim decision of the arbitral tribunal shall be observed by both parties.
Academia
Until the arrival of the answer this convention shall be observed between the two Governments; according to it both parties shall act, and it shall be opposed in no way.
Academia
Administrations shall direct the attention of companies, masters, chief engineer officers, and all watch-keeping personnel to the requirements, principles, and guidance set out in the STCW Code, which shall be observed to ensure that a safe continuous watch or watches appropriate to the prevailing circumstances and conditions are maintained in all seagoing ships at all times.
Human-verified similar examples from authoritative sources
Similar Expressions
44 human-written examples
This freedom we shall observe ourselves, and desire to be observed in good faith by our heirs in perpetuity.
News & Media
Moreover, we shall move from the assumption that time can never be observed out of time.
Sellars reserves 'shall' to serve as an operator-like marker of intention expressions, and this convention will be observed here as well.
Science
One Team Belkin rider who shall remain nameless but was observed wheeling his bicycle into an elevator shortly before midnight.
News & Media
The entrenchment measure was not residualized against un- form frequency, acceptability of the bare form, reversibility or the pre-emption measure, as there is no theoretical reason to expect any colinearity with these measures (and, as we shall see shortly, none was observed).
Science
Expert writing Tips
Best practice
Use "shall be observed" in formal documents like contracts, legal texts, or official guidelines where you want to express a strong expectation or requirement.
Common error
Avoid using "shall be observed" in everyday conversation or casual writing. It can sound overly formal or stilted. Opt for more natural alternatives like "must be followed" or "needs to be done" in those situations.
Source & Trust
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "shall be observed" functions as an auxiliary verb phrase used to indicate a future action or state with a strong sense of obligation or requirement. As Ludwig AI points out, it's common in contexts where rules or protocols are being laid out.
Frequent in
Academia
30%
Science
40%
News & Media
20%
Less common in
Formal & Business
10%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "shall be observed" is a formal phrase used to express a strong obligation or requirement that something must be followed or adhered to. Ludwig AI confirms its grammatical correctness and highlights its use in formal and scientific contexts. While appropriate for legal documents, official guidelines, and academic papers, its use should be avoided in informal conversations. Related phrases include "must be adhered to" and "is required to be observed".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
will be observed
Replaces "shall" with "will", indicating a future action with certainty.
must be followed
Substitutes "observed" with "followed", emphasizing the act of adherence.
must be adhered to
Replaces "shall" with "must", strengthening the sense of obligation.
is to be observed
Emphasizes the intended action or requirement.
is required to be observed
Explicitly states that observation is a requirement.
ought to be observed
Uses "ought to" to convey a moral or ethical obligation.
should be complied with
Uses "should" instead of "shall", making the obligation slightly less strict and substituting "observed" with "complied with".
is expected to be observed
Focuses on the expectation of observation.
needs to be observed
Changes the phrasing to emphasize necessity rather than obligation.
has to be observed
Similar to "needs to be observed", highlighting the requirement.
FAQs
How can I use "shall be observed" in a sentence?
Use "shall be observed" to indicate a rule, protocol, or standard that must be followed. For example, "All safety regulations "shall be observed" during the experiment".
What is a synonym for "shall be observed"?
Synonyms include "must be followed", "needs to be observed", or "is required to be observed". Choose the best fit depending on the context.
When is it appropriate to use "shall be observed"?
It's appropriate in formal settings like legal documents, contracts, official guidelines, or any situation where you need to clearly state an obligation or requirement. Avoid it in casual conversation.
Is "shall be observed" the same as "will be observed"?
While both indicate a future action, "shall be observed" implies a stronger sense of obligation or requirement, whereas "will be observed" simply indicates a future event with certainty.
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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
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested