Singapore legislation
Regulation 20
Regulation 20
Modifications
Where, prior to the award of a contract, a contracting authority modifies the criteria or requirements set out in the notice of intended procurement or tender documentation provided to participating suppliers, or amends or re‑issues a notice or tender documentation, the contracting authority must transmit in writing such modifications or amended or re‑issued notice or tender documentation —
to all suppliers that are participating at the time of the modification, amendment or re‑issuance, where those suppliers are known to the contracting authority, and in all other cases, in the same manner as the original information was made available; and
in adequate time to allow the suppliers to modify and re‑submit amended tenders, as appropriate.