(1) A public entity shall, upon the selection of the procurement method with regard to any procurement actions, select a procurement contract by which the procurement is to be made, out of the contracts referred to in Rule 21 if goods or other services are to be procured, in Rule 22 if a construction work is to be procured and in Rule 23 if a consultancy service is to be procured.
(2) In selecting a procurement contract pursuant to sub-rule (1), it shall be selected having regard to the following matters:
(a) The type and quantity of procurement,
(b) Whether there is a possibility that the procurement of the same nature will be made again,
(c) Allocation of risks between the public entity and the supplier, construction entrepreneur or consultant and other party, and
(d) Method of supervising the contract.
(3) In selecting the procurement contract pursuant to sub-rule (1), it shall be selected in accordance with the procurement contract set forth in the standard bidding documents issued by the Public Procurement Monitoring Office.
Provided that where the standard bidding documents have not been issued by the Public Procurement Monitoring Office, the public entity may prepare and use the tender documents along with the procurement contract required for it, with the consent of the Public Procurement Monitoring Office.
(4) After an invitation to bids has been made upon selecting the tender documents and procurement contract pursuant to this Rule, the standard procurement contract so selected is not subject to alteration except as otherwise provided in this Regulation.