This research shows sensational, Riau Province as an area that sells pertalite with highest price in Indonesia. This high proce of pertalite is due to the pegging of 10% (ten percent) pertalite tax rate set out in regional regulation number 8 of 2011, the highest percentage set by presidential regulation number 191 of 2014. Even though as a Riau producer or petroleum, it must pay dearly to …