(a)   When there is a tumult, riot, mob or body of people acting together with the intent to commit a felony or to do or offer violence to person or property; or by force and violence to break or resist the law; or in the event of a flood, fire, snowstorm or any other disaster affecting life and property and which substantially impairs the functioning of the City government and its ability to  protect the lives and property of the people; any of the following named officers, acting in the order herein designated when the previously named officer or officers are absent from the City or are unavailable or incapable of so doing, are authorized to proclaim the existence of a state of emergency in the City or within any prescribed area or areas thereof: the Mayor or the Acting Mayor; the Director of Public Safety; and the Chief of Police.
   (b)   When a state of emergency has been proclaimed as provided in division (a) of this section, any of the officers named therein, acting in accordance therewith, is authorized to issue such proclamations as the officer deems necessary to protect life and property. The proclamation may include, but is not limited to, the establishment of curfew, prohibiting the sale of beer or intoxicating liquor, prohibiting the sale of firearms, restricting or prohibiting movement into, out of or within the affected area or areas or prohibiting or limiting the assemblage of persons.
   (c)   No person shall fail to obey the lawful order of any police officer, military personnel or other law enforcement officer, and no person shall in any way intentionally interfere with any such police officer, military personnel or other law enforcement officer or firefighter, rescue personnel, medical personnel or other authorized person in the protection or preservation of life or property during the existence of a state of emergency as proclaimed, as provided in division (a) of this section.
   (d)   Whoever violates this section is guilty of failure to obey an emergency order, a misdemeanor of the fourth degree.