Md. Code, Economic Development § 4–606

(a) Before a grant is awarded to a local government under this subtitle, the local government shall provide and spend a matching fund.

(b) A matching fund of a local government may not consist of:

(1) money provided, directly or indirectly, from appropriated or unappropriated State money;

(2) real property;

(3) in kind contributions; or

(4) money spent before June 1, 2005.