The phrase "acknowledge a complaint" is correct and usable in written English.
You can use it when referring to the act of recognizing or responding to a complaint made by someone.
Example: "We take customer feedback seriously and will promptly acknowledge a complaint to ensure it is addressed appropriately."
Alternatives: "recognize a complaint" or "respond to a complaint."
At a Pentagon press conference, Mr Panetta said: "Female service members have faced the reality of combat, proving their willingness to fight and, yes, to die to defend their fellow Americans". He acknowledged a complaint frequently voiced by women denied combat roles - that military careers are hindered by a lack of combat experience.
Mr. Rosenshine acknowledged a widespread complaint about such advertising, that "we've gone over the line sometimes, erring too much on the side of humor and entertainment, and not enough on the side of rational reasons to buy".
Then the dean asked Copeland to sign a document acknowledging that a complaint had been lodged against him.
Then, yesterday, the Federal Communications Commission acknowledged receiving a complaint from one of the contestants, Jacqueline Kelly, charging her elimination was "severely influenced by producer intervention," in violation of federal quiz show rules.
"It did not reveal a violent child, but a child under very significant and continual pressure from his brother," said the report, before acknowledging that a complaint by the parents of the child injured at primary school had not been dealt with satisfactorily.
Le Havre said the matter is being referred to Fifa to investigate, although the world governing body has not acknowledged receipt of a complaint.
The IRC has been adept at acknowledging a variety of kinds of complaints, including those that the UCPD dismissed as "unfounded" without conducting an investigation.
The service manager will try to acknowledge your complaint within two days, and send you a full written reply within 10 days.
Airlines would have to establish clear complaint procedures and systems and to acknowledge complaints within a week of receipt.
