From a penal viewpoint, Municipality Laws are the most applicable laws on residents in any country as it regulate individual co-living with the society in order to attain an organized, clean and secure society. Irrespective of the immense importance of these laws in the daily life of the individuals, researchers in Arab countries have generally neglected them and only few have dealt with them on a surface level, or on angles other than penal, and in an attempt to try and combine the dispersed municipality laws and to unveil the procedural regulations in dealing with these crimes and to determine the penal jurisdiction of every authority without interference (from determining the violation, pursuing the case and to arrive to a final settlement to a litigation) and to understand these cases in its various judicial stages until enforcement In this study, I have addressed the interest included in penal protection within the municipality laws regarding the concept of interest and its definition, the types of interest combined in penal protection, the laws that protect the municipality interest (whether public or private), the provisions of penal liability in municipality laws through the principle of the penal authority, the basis of the crimes related to municipality laws, nature of the case, authority concerned with taking penal procedures in the case that arises from municipal crimes, its settlement, its effect in finalizing cases and the procedure that follow the Judgment until its end. In this, I have included my personal view together with the recommendations which I hope you will consider.