This report for Portugal forms part of the OECD Review on Evaluation and Assessment Frameworks for Improving School Outcomes (see Annex A for further details). The purpose of the Review is to explore how systems of evaluation and assessment can be used to improve the quality, equity and efficiency of school education. The Review looks at the various components of assessment and evaluation frameworks that countries use with the objective of improving student outcomes. These include student assessment, teacher appraisal, school evaluation and system evaluation.