According to Law NUMBER 35 of 2009 concerning Narcotics. Regulate the death penalty for drug traffickers listed in article 114 paragraph (12), article 119 paragraph (2) and article 121 paragraph (2) which can impose the death penalty that has evidence exceeding 5 (five grams) and narcotics groups 1 and 2. The purpose of the study is to find out how the regulation of capital punishment against perpetrators of criminal acts of illicit drug trafficking and how capital punishment disparities against perpetrators of illicit trafficking in narcotics as well as criminal law policies to overcome the disparity in the death penalty for perpetrators of illegal drug trafficking through approach according to Law Number 35 of 2009 concerning Narcotics. The research conducted juridical legal research with a normative approach taken from primary data by conducting library studies and secondary data by processing data from primary legal materials, secondary legal materials and tertiary legal materials. Based on the results of the study, it was understood that the regulation of the death penalty against perpetrators of criminal acts of illicit drug trafficking could be carried out by the death penalty reinforced by the Decision of the Constitutional Court (MK) Number 203 / PUU-V / 2007 dated October 30th, 2007, be carried out carefully and pay attention to the rights of death row inmates who are in the stage after the verdict will wait for the period of clemency, and then will wait for the execution of the death sentence. The disparity in narcotics penalty decisions is caused by several factors, namely the difference in the philosophy of punishment, the factor of the absence of criminal guidance, the factor of the independent judicial authority, the factor of authority of the judge’s decision. In this case there will be discrimination between dealers who are given a decision by the judge, in the case of a sentence that is not in accordance with its portion., regarding it should be associated with evidence found. Therefore, special rules are needed regarding the death penalty associated with narcotics evidence, for example having 5 kg of narcotics can be sentenced to death, without having gaps like what happened in article 114 paragraph (2)