The aims of this research is to test infuence of knowledge of taxation, awareness and intention, and perception of tax penalties implementationof individual taxpayer compliance in Purwokerto the aims of research using samples 187 individual taxpayer with criteria individual taxpayer as business owners, profession, have two or more income. Sample taken with sampling incidental. The analysis method used multiple regression with level of significance 95%.
The result of the study showed that knowledge of taxation haven’t effect of implementation of individual taxpayer compliance in Purwokerto, awareness and intention haven’t effect of implementation of individual taxpayer compliance in Purwokerto, while perception of tax penalties have significant negative effect of implementation of taxpayer compliance in Purwokerto.