The phrase "acceptable reason for" is correct and usable in written English.
You can use it when discussing justifications or explanations that are deemed appropriate or valid in a particular context.
Example: "The committee will review your application and determine if you have provided an acceptable reason for your absence."
Alternatives: "valid justification for" or "legitimate explanation for".
Reading in English, she criticized the Roman Catholic Church and its leaders, with Italian newspapers quoting her as saying there was "no acceptable reason for defending the church".
In response, the media whipped itself into a frenzy, asking to what extent "because of God" is an acceptable reason for deciding school practices.
The answer, legal experts say, is that courts give wide latitude to government officials, who generally must simply specify some acceptable reason for their decisions.
The bods at HMRC said not receiving the online activation code, ID or password is an acceptable reason for late filing but further down the page they state that it most definitely isn't.
I would have been practically ordering them [the jury] to give a verdict of manslaughter!"' Lord Hoffman, again in the case of Smith, understanding that this still prevailed, said: "Male possessiveness and jealousy should not today be an acceptable reason for the loss of self-control leading to homicide".
Conor Foley has written a number of excellent articles about how difficult the whole subject is, and I've complained myself a couple of times about the idea that "speaking truth to power" about genocide is an acceptable reason for upsetting actually existing diplomatic efforts to try and stop people from getting killed.
I received a HM Revenue & Customs press release the other day outlining acceptable reasons for failing to file your return online.
Michael McIntyre used to joke that there are only two acceptable reasons for waking your sleeping, exhausted spouse: someone famous has died, or it's snowing.
"I can think of more acceptable reasons for Chipping Norton to be put on the map, rather than through any association with sleazy journalism," said Garden, who has lived here for 30 years.
Recognizing that mental bad places are bad P.R. — and also not on the list of the P.G.A. Tour's acceptable reasons for withdrawal — the McIlroy camp released a formal statement shortly after his exit.
Among the various acceptable reasons for taking a trip -- business, family obligation, vacation, spiritual growth -- is a compelling, seldom acknowledged motive: having the world's most perfect excuse at your fingertips.
