Before the Commissioner can come to a judgment about whether the organisation has failed to comply with a standard in the case of your complaint, he must carry out a statutory investigation.
Cyn y gall y Comisiynydd ddod i ddyfarniad ynglŷn ag os ydy’r sefydliad wedi methu â chydymffurfio gyda safon yn achos eich cwyn chi, mae’n rhaid iddo gynnal ymchwiliad statudol.