I read an article a couple of days ago where mourners at a funeral assaulted a couple whose car accidentally crashed into the procession in Logan Square. One person turned herself in to police later on.
But can police arrest someone at a funeral or even a wedding? The short answer is yes.
Citizens are free from arrest unless the police or other law enforcement officer
An arrest may be made by:
So if you have an arrest warrant out for you, you can’t run into a church or attend a funeral without fear of arrest.