This study aims to analyze the influence of demography, tax knowledge, tax punishment and the quality of tax service to corporate tax payer complience in Kantor Pelayanan Pajak Pratama Klaten. The subject in this study was corporate taxpayers who reporting SPT in Kantor Pelayanan Pajak Pratama Klaten that located on Jalan veteran No. 82, Bareng Lor, Klaten Jawa Tengah. This research using data primer that taken using a quisioner In this study, sample of 100 respondents were selected using convinience sampling. Analysis tool used in this study is the multiple regression analysis. Based on the analysis that have been made, the result are demografi do not have influence on tax complience, tax knowledge effect positively significant to taxpayer complience, tax punishment do not have influence on tax complience, the quality of tax service effect positively significant to tax complience.