This document discusses accounting standards and concepts related to construction contracts. It defines key terms like contractee, contractor, tender price, contract price, work completed, work certified, and work uncertified. It explains how to calculate profit or loss on completed and uncompleted contracts. It discusses recognizing contract revenue and expenses over time based on the percentage of completion method. Disclosure requirements are also outlined. The objective is to match revenue with related costs in the proper periods for construction projects that may span multiple accounting periods.