Section 333.400 - Purchase of commodities out of schedule: Quotations to be obtained; exceptions1. Every effort shall be made to obtain quotations from three or more vendors when commodities are to be purchased out of schedule, except when standard equipment parts for which prices are established must be obtained from the manufacturer of the equipment or his or her agent or when the article needed is a patented or proprietary one and therefore obtainable from only one source of supply.2. Urgent requests for immediate purchasing shall be discouraged as much as is practicable.3. When supplies, materials and equipment urgently are required and time does not permit the obtaining of written quotations, the Administrator may obtain quotations by telephone or otherwise, but such quotations shall be confirmed in writing, and records of all quotations so obtained shall be made on the relative purchase requisitions.[29:333:1951]-(NRS A 1963, 1059)[29:333:1951] - (NRS A 1963, 1059)