Section 5709 - Special deputy sheriffs; powers and duties1. For the protection of the grounds, buildings and property of Cornell university and of the state institutions and property, or other lands and property under the supervision, administration and control of said university, and for the prevention of crime and the enforcement of law and order, and for the enforcement of such rules and regulations as the board of trustees of Cornell university shall from time to time make, as authorized in section fifty seven hundred eight of this chapter or otherwise, the sheriff of a county within which any part of the grounds of Cornell university or the grounds of any state institution constituting a part of the educational and research plants, owned or under the supervision, administration or control of said university, are located, shall appoint and remove at the request of Cornell university such number of special deputy sheriffs as shall be recommended by the president of Cornell university, such appointments to be made from persons nominated by the president of Cornell university, and such special deputy sheriffs shall act only within the county of the sheriff making the appointment. Such special deputy sheriffs so appointed shall be employees of the university and subject to its supervision and control and shall have the powers of peace officers as set forth in section 2.20 of the criminal procedure law within the said grounds or premises owned or administered by Cornell university including any public highway which crosses or adjoins such property. Nothing herein contained shall be construed to prohibit any special deputy sheriff appointed as herein provided from holding an appointment in more than one county at one and the same time.2. Every special deputy sheriff so appointed shall, before entering upon the duties of his office, take and subscribe the oath of office prescribed by article thirteen of the constitution of the state of New York, which oath shall be filed in the office of the county clerk of the county in which the grounds, lands and premises in which he is to be employed is situate. Every special deputy sheriff appointed under this section when on regular duty shall wear conspicuously a metallic shield with a designating number and the words "Special Deputy Sheriff Cornell University" thereon. The compensation, if any, of such special deputy sheriff shall be paid by Cornell university or by the state of New York if so provided by law.