This thesis aims to determine the legal aspects of preventing pollution of the
environment due to ethanol wasteand to know the constrains and solutions to prevent
environmental pollution from ethanol waste.This researchuses empirical research.
Which is research that focuses on social facts or an analysis of the findings of the
literature has been briefly explained and on field researchconnects several social
findings.The results show that the legal aspects of waste management in Sukoharjo
District have not been maximally realized in accordance with regional regulation
number 5 of 2012 because there are several obstacles faced, namely the lack of
facilities and infrastructure, lack of Human Resources (HR) at the Environmental
Service so that information, socialization, and guidance for entrepreneurs is not
delivered and make there are still many to be found unlicensed ethanol business.