Any notice or other communication required or permitted pursuant to the terms hereof shall have been duly given when delivered personally or by email or mailed by United States mail, first class, postage prepaid, addressed to (a) with respect to the Executive, his or her last known address on file in the Company’s records, or (b) with respect to the Company, to Aon plc, 200 East Randolph Drive, Chicago, Illinois 60601, 3 rd Floor, attention General Counsel, with a copy to the Secretary . The Committee may revise such notice period from time to time. Any notice required under the Plan may be waived by the person entitled to notice.