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
date of certification
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "date of certification" is correct and usable in written English.
You would use this phrase when referring to the date when a person's certification became official or when a document containing information was certified. For example, "The date of certification for the contract was June 15th."
✓ Grammatically correct
Academia
News & Media
Science
Alternative expressions(20)
date of issue
certification date
date of validation
issuance date of certification
effective date of certification
certification commencement date
official certification date
expiration date
questions of validity
date of licence
date of order
date of assurance
term of validity
date of qualification
start date
date of ratification
date of approval
date of viability
deadline for certification
time of certification
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
5 human-written examples
An accounting authority must begin settling accounts no later than six months from the date of certification.
Academia
funds that are available to carry out a transportation project or activity in a State, but, as certified by the State, are unlikely to be advanced for the project or activity during the 1-year period beginning on the date of certification.
Academia
The date of certification of the Dunn case is important because of the date structure of the third class certified in the case.
News & Media
Class III: All persons arrested on suspicion of a felony without an arrest warrant and who were detained by the CPD in excess of 48 hours without a judicial probable cause hearing any time from March 15th until the date of certification.
News & Media
Judging from similar reference materials issued from other organizations such as NIST SRM3090 [ 25], the expiry date of the CRMs was assigned as 10 years after the date of certification if stored at room temperature in the dark.
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
after the expiration of the 15-day period beginning on the date of such certification.
Academia
All the class periods span from two years prior to the filing of the actions to the date of class certification, if any.
Academia
has used the credit ratings of the applicant for at least the 3 years immediately preceding the date of the certification in the subject category or categories of obligors.
Academia
An assessment whether, as of the date of the certification, the country to which the individual is to be transferred is facing a threat that could substantially affect its ability to exercise control over the individual.
Academia
If we examine the date Hillard circulated the general order, August 15 , 2003 and the date of the certification, October 5, 2005, we see that even after the general order was circulated the practice did not stop because the judge included in third class cases that occurred after the date Hillard circulated the general order.
News & Media
We obtained information on the date of LTCI certification, death, or moving from Ohsaki City.
Expert writing Tips
Best practice
When writing formally, specify the "date of certification" to clearly indicate the exact point in time when a certification became valid or official. This is especially important in legal or regulatory contexts where precision is crucial.
Common error
Avoid assuming the "date of certification" implies ongoing compliance. Certifications often have expiration dates, so always verify the certification is currently valid, not just that it was valid at one point in time.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "date of certification" functions as a noun phrase that typically serves as an adjective within a sentence, modifying another noun by specifying the timing of a certification. This is confirmed by Ludwig's examples, which show it used to provide context regarding the effective period or conditions of a certification.
Frequent in
Academia
33%
News & Media
33%
Science
34%
Less common in
Formal & Business
0%
Wiki
0%
Encyclopedias
0%
Ludwig's WRAP-UP
The phrase "date of certification" is a grammatically correct and usable noun phrase that refers to the specific date when a certification becomes official. Ludwig AI affirms its correctness, indicating its appropriate use in various contexts. While examples are relatively rare, the phrase appears in academic, news, and scientific sources, suggesting a formal or professional register. It serves the purpose of clarifying the exact timing of a certification's validity. When using the phrase, clarity and precision are key. Related phrases such as "certification date" and "effective date of certification" can offer subtle variations in meaning, as well as alternatives such as date of issue. Understanding its grammatical function and usage patterns enables more effective communication in professional and academic writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
certification date
Word order is inverted; "certification" is used as an adjective to describe the date.
date of validation
"Validation" is used instead of "certification", implying a confirmation of accuracy or legitimacy.
issuance date of certification
Specifies that this is the date the certification was issued or granted.
effective date of certification
Indicates when the certification becomes active or legally binding.
certification commencement date
"Commencement" is used to emphasize the beginning or start of the certification period.
official certification date
Adds emphasis that this is the date the certification was formally recognized.
date certification was granted
Specifies the action of granting the certification on a particular date.
registration date
"Registration" is used instead of "certification", implying formal recording or enrollment.
date of accreditation
"Accreditation" is used instead of "certification", implying an official approval or recognition.
the day the certification was finalized
Describes in a more verbose way the day when the certification became fully complete and effective.
FAQs
How do I accurately record the "date of certification" in official documents?
Always use a consistent date format (YYYY-MM-DD or Month DD, YYYY) and double-check the certifying body's documentation to ensure you're using the correct date. Any discrepancies can lead to legal or administrative issues.
What's the difference between the "date of issue" and the "date of certification"?
The "date of issue" refers to when a document or certificate was printed or created, whereas the "date of certification" specifically indicates when the certification became officially recognized or valid. They might be the same, but not always.
Why is the "date of certification" important?
It establishes a clear starting point for the validity of a certification, which is crucial for compliance, legal agreements, and verifying qualifications. It helps determine whether someone was certified at a specific point in time.
Where can I find the "date of certification"?
The "date of certification" is typically printed directly on the official certification document, certificate, or within the online registry maintained by the certifying organization. Look for phrases like “certified on” or “effective date”.
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
4.5/5
Expert rating
Real-world application tested