7. (1) Where the Ombudsman proposes to conduct an investigation under this Act, he shall-(a) forward a copy of the complaint or, in the case where he proposes to conduct the investigation on his own motion, a statement setting out the grounds therefore, to the Ministry, statutory public authority, or the public officer concerned;(b) afford to the Ministry, the statutory public authority, or the public officer concerned an opportunity to offer its or his comments on such complaint or statement. (2) Except as aforesaid the procedure for conducting any such investigation shall be such as the Ombudsman considers appropriate in the circumstances of the case. (3) The Ombudsman may obtain information from such persons and in such manner, and make such inquiries and in such manner, as he thinks fit. (4) Where any action is under investigation by any other person under any other law, the Ombudsman shall not investigate such action unless, for reasons to be recorded in writing, he is of opinion that an investigation by him is necessary.