ECOWAS Tenders Code Chapter IV: Evaluation of Bids 25 Article 54: Evaluation Process 25 Article 55: Conformity to Requirements 25 Article 56: Evaluation Criteria and Report 25 Article 57: Preference 25 Article 58: Unsuccessful/ Cancellation of Contracting Process 26 Chapter V: Award and Entry into force of the Contract 27 Article 59: Contract Award 27 Article 60: Notification of Award 28 Article 61: Conclusion, Signature and Entry into Force of the Contract 28 Part III: Contract Execution Chapter I: General Provisions 29 29 Article 62: Form of Contracts 29 Article 63 Types of Contract 29 Article 64: Contract Price 30 Article 65: General and Special Conditions of Contract 31 Article 66: Delivery and Acceptance 31 32 Article 67: Penalty for Delayed Completion Chapter II: Contract Securities 32 Article 68: Performance Securities 32 Article 69: Form of Securities 32 Article 70: Other Securities 33 Chapter III: Modifications during the Execution of the Contract 33 Article 71: Modification in the Contract Quantities or Price 33 Chapter IV: Payments in Public Contracts Article 72: Advance Payments Progress and Final Payments FINAL 34 34 Page v