Section 40-12-149
Real estate brokers and agents - Realty situated within state.
Each person engaged in buying, selling or renting real estate on commission, when such real estate is situated in this state, shall pay to the state the following license tax: In cities and towns of 10,000 inhabitants and over, $15; in cities and towns of less than 10,000 and more than 5,000 inhabitants, $10; and in all other places, $5.
(Acts 1935, No. 194, p. 256; Code 1940, T. 51, §580.)