The phrase "applicable in this instance" is correct and usable in written English.
You can use it when discussing whether a rule, principle, or concept is relevant to a specific situation or case.
Example: "The guidelines provided are not applicable in this instance due to the unique circumstances we are facing."
Alternatives: "relevant in this case" or "pertinent to this situation".
Yet I do not consider them to be applicable in this instance.
The administrative proceedings held in petitioner's case were unquestionably conducted on the premise that the Regulations were applicable in this instance.
In response, the Government emphasizes that Mr. Justice Douglas' order did not expressly 'suspend' petitioner's sentence and so contends that the statutory exception is not applicable in this instance.
Darwin politely declined on the grounds that he did not agree with Crichton Browne that evolutionary theory was applicable in this instance and begged off on account of his lack of qualification for judging the photographs.
Accordingly, cautions that apply to, for example, bootstrap sampling of individual patient data are not applicable in this instance.
This is clearly applicable in typical instances of assimilation.
Examples include the standard modern British pronunciations of "Worcester" and "Gloucester" with two syllables rather than three and the common pronunciation of "library" as if it were written "libry". Both assimilation and dissimilation are commonly subsumed under the principle of "ease of articulation". This is clearly applicable in typical instances of assimilation.
Today, Kaydon's chief executive, Brian P. Campbell, said in a statement, "While we are confident that Kaydon manufactures the highest quality products, we regret that in this instance, our certification process failed to meet applicable inspection and reporting requirements".
In this instance the U.S. relied upon the legal concept applicable to nations who are "unwilling or unable" to take effective action against threatening actors within their borders who present threats to Americans.
Not in this instance, however.
In this instance, however, this is irrelevant.
