The officer may affix to any lot so held a tag or notice which warns that the lot is held and states the reason why it is held. It is unlawful for any person except an authorized enforcing officer to detach, alter, deface, or destroy any such tag or notice which is affixed to any such lot, or to remove or dispose of such lot in any manner or under conditions other than as prescribed in such tag or notice, except upon written permission of an authorized enforcing officer or by the order of a court.