This document provides assessment criteria for writing Task-1, including task achievement, coherence and cohesion, lexical resource, and grammatical range and accuracy. It defines each criteria, such as task achievement requiring a clear overall trend supported by the most important information from diagrams. Coherence and cohesion refer to how well a text fits together and connects ideas. Lexical resource assesses vocabulary range, spelling, tone, collocations and synonyms. Grammatical range examines the use of simple, compound and complex sentences as well as passive voice.