Notwithstanding Sections 19533 and 19549 or any other provision of this chapter, the board may allocate horse racing days for mixed breed meetings and combined fair horse racing meetings pursuant to Section 4058 of the Food and Agricultural Code, except as follows:
(a) Dates may only be allocated for a combined fair horse racing meeting between June 1 and October 31.
(b) Days may not be allocated for a mixed breed meeting or a combined fair horse racing meeting during the month of June at the California Exposition and State Fair if a standardbred meeting is being conducted at that facility during the month of June.
The mixed breed meetings shall be conducted by a person other than the fair and shall be subject to Section 19550. The mixed breed meetings shall encourage the racing of emerging breeds of horses.