The research aims to know the types and functions of speech acts that appear in discussion activities on speaking learning of 3rd semester students of Polytechnic ATI Makassar. The methods of this research is a descriptive qualitative method. Data collection techniques carried out through observation, recording techniques,and notes taking techniques The subject of this research is the 3rd semester Polytechnic ATI Makassar students in class A and B in discussion activities. Data analysis techniques in this research are:(a). Transcribe recorded data into written form, (b).Identifying forms of speech acts that have been transferred into written form, (c). Identify the meaning of pragmatics in speech acts then (d).Data are presented in the form of descriptions as they are. The results of the data analysis shows that there are several types of speech acts found. Based on the action objectives of the speaker's perspective, Locutionary act, Illocution act, and perlocutionary act are found. Locutionary Speech Acts Include News, Asking and Commanding Illocutionary Speech Acts include Assertives, Directives, Expressives, Commissives and Declaratives Illocutionary Act.