The Accountant General shall —
(a) establish accounting policies and forms of accounts consistent with international accounting standards;
(b) adopt or authorize the use of a financial management system by giving written notice to all the accounting officers of a Government Agency;
(c) have access to a Government Agency where accounting takes place and accounting records are kept;
(d) request accounting, financial or transaction-related information, records or an explanation from a Government Agency, a public officer or a retired public officer as may be necessary to perform his or her duties;
(e) issue written accounting instructions, including, accounting methodology and forms of accounting;
(f) receive public monies into and make payments from the Consolidated Fund or designate an officer as a receiver of revenue;
(g) refuse payment of a payment instrument that —
(i) is incorrect or insufficient in content,
(ii) in his or her opinion, is unacceptable in support of the payment of public monies, or
(iii) contravenes this Act.