Any notice required or permitted hereunder by one Party to the other shall be in writing and the same shall be given and shall be deemed to be served and given if (1) delivered in person to the address set forth in this Agreement for the Party to whom the notice is given, or (2) if placed in the United States mail, postage prepaid, addressed to the Party at the address set forth in this Agreement, or (3) sent by facsimile with receipt acknowledged. The addresses for Hawaiian Electric, Hawaii Electric Light and Chevron shall be as specified in this Agreement. From time to time, either Party may designate another address for the purpose of this Agreement by giving to the other Party notice of such change of address, which shall be effective fifteen (15) days after the giving of such notice.