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
as per existing
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "as per existing" is correct and usable in written English.
It is typically used to refer to something that is in accordance with current or established standards, rules, or conditions. Example: "As per existing regulations, all employees must complete the safety training by the end of the month."
✓ Grammatically correct
Science
News & Media
Alternative expressions(20)
according to current
following established
according to
under existing
in accordance with present
in compliance with ongoing
in line with existing
as per policy
according to existing
in accordance with existing
as provided in existing
in accordance to existing
as per paragraph
as per bulletin
as per current
as per protocol
as per prevailing
as per strategy
as per convention
as per actual
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
9 human-written examples
As per existing Director General of Mine Safety guidelines, systematic support rules must be followed at the depillaring faces irrespective of immediate roof rock type and competency.
Averages of individual scores were aggregated to the group (school) level as per existing precedents.
Science
Women were referred to the clinic based on screening at 24 32 weeks' gestation as per existing Canadian guidelines (6).
Science
Cigarette packages shown in the current study, however, did not display a pictorial health warning on the package front, as per existing regulations in Brazil.
Science
Since there are no meaningful cut-off points for our constructed composite scales of social capital, SES and street connectivity, we categorised them using quantiles for analytic purposes as per existing precedents.
Science
Rank scores for these items were combined for each buffer, and buffers were divided into low, medium, and high tertiles of SES based on overall rank scores, as per existing precedents [ 47, 48].
Science
Human-verified similar examples from authoritative sources
Similar Expressions
51 human-written examples
The independent community is asking for a minimum per-view guarantee at least as great as existing services that have a free tier, if not greater, because video has a higher value than just audio.
News & Media
It is a heavy railway running through the middle of a city whose 200m-long trains will carry up to 1,500 passengers, which is nearly twice as many as existing tube trains, 24-30 times per hour.
News & Media
Once a specific design concept is chosen, relevant design methodologies as per the existing standards shall be agreed upon as there are several parties such as met-ocean experts, foundation designer, wind turbine supplier, certification agencies, etc., are involved.
Science
To achieve the temperature drop from 48.5̊C to 25.5̊C as per the existing CPV setup in the literature, the pipe length of 60 m would be sufficient in the proposed EWHE system.
Science
In order to delay the shear failure in columns, shear design of columns was enhanced as per the existing earthquake standards, and tests were repeated on three improved frames in the second stage.
Science
Expert writing Tips
Best practice
Use "as per existing" when referring to established guidelines, regulations, or standards. Ensure the context clearly indicates what is being referenced.
Common error
Avoid using "as per existing" in casual conversation or informal writing. Opt for simpler alternatives like "according to" or "following" for a more natural tone.
Source & Trust
78%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "as per existing" functions as a prepositional phrase used to indicate that an action, process, or guideline is in accordance with current or established rules. Ludwig confirms its usability, showcasing instances in diverse sources.
Frequent in
Science
50%
News & Media
27%
Wiki
7%
Less common in
Formal & Business
7%
Reference
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "as per existing" serves to indicate compliance with current standards or regulations. As confirmed by Ludwig, this prepositional phrase is mostly found in scientific and news-related contexts, has a formal tone, and is generally grammatically correct. When writing, consider the audience and context, as simpler alternatives like "according to current" may be more appropriate in informal settings.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
according to current
Replaces "as per" with "according to", focusing on adherence to current standards.
under existing
A more succinct way of indicating something is governed by current conditions.
in accordance with present
Uses a more formal tone, emphasizing compliance with current conditions.
in line with today's
This is a more contemporary and concise version of the original phrase.
following established
Highlights adherence to already established protocols or rules.
in compliance with ongoing
Emphasizes that something adheres to already ongoing processes or regulations.
pursuant to prevailing
A legalistic alternative emphasizing acting in accordance with prevailing regulations.
consistent with today's
Highlights that something aligns with today's standards or conditions.
aligned with present-day
Stresses alignment with current, up-to-date practices.
as dictated by the current
This is a more assertive way of saying something is mandated by current rules.
FAQs
How can I use "as per existing" in a sentence?
You can use "as per existing" to indicate adherence to current rules or guidelines. For example, "As per existing regulations, all employees must attend the safety training."
What's a simpler way to say "as per existing"?
Alternatives include "according to current" or "following established" guidelines. These options are often more concise and easier to understand.
Is "as per existing" formal or informal?
"As per existing" leans towards the formal side. In informal contexts, consider using alternatives like "according to" or "following".
When should I use "as per existing" instead of "according to"?
While both are similar, "as per existing" often implies a stricter adherence to established rules or conditions. Use it when emphasizing compliance with current, already in place guidelines, whereas "according to" is a broader term.
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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
78%
Authority and reliability
4.3/5
Expert rating
Real-world application tested