Complex sentence: The term applies generally to cities that do not use municipal funds or resources to enforce national immigration laws, and usually forbid police or municipal employees to inquire about a person's immigration status and to share any such information with immigration enforcement.
Split into simpler sentences: The term applies generally to cities that do not use municipal funds or resources to enforce national immigration laws. The cities usually forbid their police or municipal employees to inquire about a person's immigration status or share such information with immigration enforcement.