الهيئة الدولية للتحكيم ، استلام الرسائل الخطية
(3) If none of the addresses referred to in paragraph 2 of this article is known, a written
communication shall be deemed to have been served on the day when its delivery has been Law on Arbitration (Arbitration Act)
attempted to the last known address, provided it has been properly forwarded by registered mail
with return receipt or in any other way that can provide evidence of attempted delivery.
الهيئة الدولية للتحكيم