Md. Code, Business Regulation § 11–704

(a) (1) The licensee shall deduct from the handle:

(i) all the breakage; and

(ii) an amount not to exceed 25%.

(2) Excluding the breakage, of the amount the licensee deducts from the handle, 36% of that amount shall be paid to the Commission, which shall send it to the Comptroller to be credited to the Fair Hill Improvement Fund established in § 5–908 of the Natural Resources Article.

(b) Money that remains after deductions are made under subsection (a) of this section shall be returned as winnings to successful bettors.