Any notice or filing required or permitted to be given to the Bank or the Participant under this Agreement shall be sufficient if in writing and hand-delivered, or sent by registered or certified mail, in the case of the Bank, to the principal office of the Bank, directed to the attention of the Committee, and in the case of the Participant, to the last known address of the Participant indicated on the employment records of the Bank. Such notice shall be deemed given as of the date of delivery or, if delivery is made by mail, as of the date shown on the postmark on the receipt for registration or certification. Notices to the Bank may be permitted by electronic communication according to specifications established by the Committee.