This study aims to determine the implementation of Lhokseumawe Mayor Regulation Number 24 of 2020 concerning the Use of Masks in Lhokseumawe City and to determine the factors that hinder the implementation of Lhokseumawe Mayor's Regulation Number 24 of 2020 concerning the Use of Masks in Lhokseumawe City. This research is a study that uses a qualitative methodology. This research is descri…