Md. Code, Local Government § 16–404

(a) A county or municipality that exercises the authority granted under this

subtitle may impose a tax on property that is subject to the county’s or municipality’s

property tax.

(b) A tax imposed under this section may not exceed:

(1) 3.2 cents on each $100 of assessment of real property; or

(2) 8 cents on each $100 of assessment of personal property and

operating real property described in § 8–109(c) of the Tax – Property Article.