23.—(1) Subject to paragraph (2), a detained person may enjoy visits from, or communication with, a person living outside a short-term holding facility in accordance with rules 24 (correspondence), 25 (visits), 28 (use of telephones) and Part 6 (persons having access to short-term holding facilities).
(2) A detained person is not permitted to be visited by, or have communications with, a person living outside the short-term holding facility to the extent to which the visit or communication would prejudice the interests of the security of the short-term holding facility or the safety of the detained person or other persons.