The Treaty of Peace (Finland) Order 1948

2.  The Finnish Government undertakes that all property, rights and interests passing under this Article shall be restored free of all encumbrances and charges of any kind to which they may have become subject as a result of the war and without the imposition of any charges by the Finnish Government in connection with their return. The Finnish Government shall nullify all measures, including seizures, sequestration or control, taken by it against United Nations property between June 22nd, 1941, and the coming into force of the present Treaty. In cases where the property has not been returned within six months from the coming into force of the present Treaty, application shall be made to the Finnish authorities not later than twelve months from the coming into force of the Treaty, except in cases in which the claimant is able to show that he could not file his application within this period.