Tenn. Code Ann. § 54-2-103: Department of transportation funds to be kept separate - Manner of drawing out

Notwithstanding any law to the contrary, the department of transportation state highway fund shall be kept separate and apart from all other funds; and, except as authorized by § 47-18-1311 , no part shall be transferred or otherwise diverted to any other department or agency of state government and shall only be drawn out of the state treasury as provided in §§ 54-2-104 and 54-2-105 .