Final answer:
A report in the Contractor Performance Assessment and Reporting System (CPARS) is required at the end of the contract period or when milestones or deliverables are achieved. The report assesses the contractor's performance and may impact their eligibility for future contracts.
Step-by-step explanation:
In the Contractor Performance Assessment and Reporting System (CPARS), a contract would require a report to be completed at the end of the contract period, or when milestones or deliverables are achieved. This report is used to assess the contractor's performance, including their adherence to the terms and conditions of the contract, quality of work, timeliness, and overall satisfaction of the customer or government agency. The report helps in evaluating the contractor's past performance and may impact their eligibility for future contracts.