Any moneys received by the division of motor carrier and railroad safety of the department of economic development pursuant to subsection 3 of section 389.1005 shall be deposited in the state treasury to the credit of the “Light Rail Safety Fund” which is hereby created. The account shall be administered by the director of the division of motor carrier and railroad safety. When appropriated the moneys in the fund shall be used solely for the purpose of paying the costs of its duties pursuant to section 389.1005. Notwithstanding the provisions of section 33.080 to the contrary, moneys in the light rail safety fund at the end of any biennium shall not be transferred to the credit of the general revenue fund.