Vienna Convention on Diplomatic Relations 1961
1.The premises of the mission shall be inviolable. The agents of the receiving State may not enter them, except with the consent of the head of the mission.
2.The receiving State is under a special duty to take all appropriate steps to protect the premises of the mission against any intrusion or damage and to prevent any disturbance of the peace of the mission or impairment of its dignity.
3.The premises of the mission, their furnishings and other property thereon and the means of transport of the mission shall be immune from search, requisition, attachment or execution.
1.The sending State and the head of the mission shall be exempt from all national, regional or municipal dues and taxes in respect of the premises of the mission, whether owned or leased, other than such as represent payment for specific services rendered.
2.The exemption from taxation referred to in this article shall not apply to such dues and taxes payable under the law of the receiving State by persons contracting with the sending State or the head of the mission.
The archives and documents of the mission shall be inviolable at any time and wherever they may be."