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Subject to the provisions of any relevant bilateral and multilateral agreements, benefits which in the absence of this Agreement have not been awarded, or have been suspended, shall be awarded or reinstated from the date of the entry into force of this Agreement for all the Contracting Parties concerned with the claim in question, provided that the claim thereto is presented within one year after such date or within such longer period as may be determined by the Contracting Party under whose laws and regulations the benefit is claimed. If the claim is not presented within such period, the benefit shall be awarded or reinstated from the date of the claim or such earlier date as may be determined by the latter Contracting Party.