This document provides an overview of the two models for measuring property, plant, and equipment under IAS 16: the cost model and the revaluation model. It defines key terms used in the models and provides examples of accounting entries for impairment losses, reversals of impairment losses, depreciation, and revaluations under each model. The cost model measures assets at cost less accumulated depreciation and impairment losses. The revaluation model measures assets at fair value less subsequent depreciation and impairment losses. The document also discusses disclosure requirements for property, plant, and equipment.