Protect Our Law enforcement with Immigration Control and Enforcement Act of 2023 or the POLICE Act of 2023 This bill makes assaulting a law enforcement officer, firefighter, or other first responder a deportable offense. Specifically, the bill makes deportable any non-U.S. national ( alien under federal law) who has been convicted of (or admits to have committed) any act that constitutes the essential elements of any offense involving assault of a law enforcement officer, firefighter, or other first responder.