This study examines the effect of size, leverage, capital intensity ratio and independent commissioners towards effective tax rate. This research is conducted at Indonesia Stock Exchange by using unit of analysis of manufacturing company which have go public. Sampling method using purposive sampling with research period year 2013 until 2015. Relationship and or influence between variables explained using regression panel data analysis method with program Eviews 8. The results showed that size, capital intensity ratio and independent commissioners did not affect the effective tax rate. While leverage has a negative effect on effective tax rate.  Keywords: Effective Tax Rate, Size, Leverage, Capital Intensity Ratio and Independent Commissioners
                        
                        
                        
                        
                            
                                Copyrights © 2017