Maryland Code, State Personnel and Pensions § 26-204

(i) 4% of the member's earnable compensation received before July 1, 2011;

(ii) 6% of the member's earnable compensation received from July 1, 2011, to June 30, 2012, both inclusive; and

(iii) 7% of the member's earnable compensation received on or after July 1, 2012.

(i) transferred to the Law Enforcement Officers' Pension System from the Employees' Retirement System on or after January 1, 2001, and on or before December 31, 2004; or

(i) Section 22-214(a) of this article, for a member who had elected Selection A (Additional member contributions) under § 22-219 of this article; or

(ii) Section 22-214(b) of this article, for a member who had elected Selection B (Limited cost-of-living adjustment) under § 22-220 of this article.