There is no fault with his work.
このホテルはサービスも設備も申し分のないものだった。
This hotel had impeccable service and facilities.
one's say; what one has to say; claim
Refers to what someone wants to express or assert, often in contexts like giving an opinion or stating one's case. Less common than the negative sense.
彼は自分の申し分をはっきり述べた。
He clearly stated his claim.
There's nothing to complain about with this hotel's service.
The judge heard out both sides' claims.