(1) The Chief Executive or a relevant officer shall, whenever required by the Committee of Dáil Éireann established under the Standing Orders of Dáil Éireann to examine and report to Dáil Éireann on the appropriation accounts and reports of the Comptroller and Auditor General, attend before and give evidence to that Committee on -

(a) the regularity and propriety of the transactions recorded or required to be recorded in any book or other record of account subject to audit by the Comptroller and Auditor General which the company is required by or under this Act or any other enactment to prepare,

(b) the economy and efficiency of the company in the use of its resources,

(c) the systems, procedures and practices employed by the company for the purpose of evaluating the effectiveness of its operations, and

(d) any matter affecting the company referred to in a special report of the Comptroller and Auditor General under section 11(2) of the Comptroller and Auditor General (Amendment) Act 1993, or in any other report of the Comptroller and Auditor General (in so far as it relates to a matter specified in paragraph (a), (b) or (c)) that is laid before Dáil Éireann.