(a) (1) The Department may charge interest on unpaid taxes owed to the Department at a rate not exceeding 6%. (2) The Ombudsman may set a lower interest rate or waive interest entirely at the Ombudsman’s discretion. (b) Other than the interest specified in subsection (a) of this section, the Department may not impose any fees or costs on a homeowner in addition to the taxes owed.
Maryland Legal Code