Trespassing is a violation of the code. Trespassing includes, but is not limited to:

(1) Unauthorized entry into, occupation, or use of any university-owned or controlled property, equipment, or facilities;

(2) Unauthorized entry into, occupation, or use of any restricted areas of the campus, including research areas and utility tunnels;

(3) Unauthorized possession, duplication, or use of keys, including cards or alphanumeric pass-codes, to any university-owned or controlled property, equipment, or facilities; and

(4) Remaining in or on university-owned or controlled property after permission to remain has been revoked by any university official, including university police.