ABSTRACT : This research aims to analyze the attitude of acceptance of tax system (electronic invoice) by taxpayers in Sulawesi through three independent variables, namely perceived usefulness, ease of use, and enjoyment. This study uses a quantitative approach with primary data. Data collected from distributing questionnaires to 101 respondents after that processed using Smart PLS Version 4. The findings of this study are that all hypotheses are accepted that all three independent variables have a positive and significant effect on the attitude of taxpayers to use efaktur. KEYWORDS : ease of use, enjoyment, technology information system,usefulness,value added tax