Closing of premises pursuant to temporary closing order. The officers serving a temporary closing order shall, upon service of the order, command all persons present in the building, residence, premises or place to vacate forthwith. Upon the building, residence, premises or place being vacated, it shall be securely locked and all keys delivered to the fee owner, lessor or lessee of the building, residence, premises or place involved. If the fee owner, lessor or lessee is not at the building, residence, premises or place when the order is being executed, the officers shall securely padlock the premises and retain the keys until the fee owner, lessor or lessee of the building is ascertained, in which event the officers shall deliver the keys to such owner, lessor or lessee.