From Longman Dictionary of Contemporary Englishdeclare an interestdeclare an interestOWNto tell people that you are connected with something that is being discussedI should, at this point, declare an interest: I own shares in the company. →declare
Examples from the Corpus
declare an interest• It's probably best to declare an interest.• Mr. Adley: I have already declared an interest.• If you have strong feelings about a situation declare an interest and suggest that some one else temporarily takes the chair.• Leeds manager Howard Wilkinson has already declared an interest in him after he spent a week training at Elland Road.• Mr. Adley: I thank my right Hon. Friend for that reply and declare an interest in the industry.