10.—(1) The Commission shall carry out an investigation when requested to do so by the National Assembly.
(2) The Commission may carry out an investigation where—
(a)the Commission receives a request to investigate from any person or body; or
(b)it otherwise appears to the Commission to be appropriate to do so.
(3) Where the Commission is carrying out an investigation at the request of the National Assembly, it shall investigate such matters falling within section 20(1)(c) of the Act or regulation 2(e) of the Functions Regulations as may be specified in the request.
(4) Where the Commission is carrying out an investigation in any other case, it may investigate such matters falling within section 20(1)(c) of the Act or regulation 2(e) of the Functions Regulations as it considers appropriate.