Maryland Code, State Personnel and Pensions § 8-108

(b)(1) An increase in a pay rate under this subsection shall be based on the employee's performance.

(2) For or during a fiscal year, the head of a unit may recommend an increase in an employee's pay rate above the rate for the previous fiscal year in the same grade in accordance with guidelines promulgated by the Secretary, provided that funds are available.

(c)(1) A pay increase under this subsection may be made to recruit or retain competent employees or to recognize increased duties and responsibilities.

(2) Subject to the approval of the Governor, the Secretary may approve: