Except as provided in subsection (b) of this section, a member’s contribution rate is: 4% of the member’s earnable compensation received before July 1, 2011; 6% of the member’s earnable compensation received from July 1, 2011, to June 30, 2012, both inclusive; and 7% of the member’s earnable compensation received on or after July 1, 2012. Notwithstanding paragraph (1) of this subsection, after 32 years and 6 months of service as a member, a member does not make any further contributions. This subsection applies only to a member who: 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 transferred to the Law Enforcement Officers’ Pension System from the Employees’ Retirement System on or before December 31, 2000; and did not elect to participate in the Law Enforcement Officers’ Modified Pension Benefit on or before December 31, 2000, as provided in § 26–211 of this subtitle. The contribution rate for a member who has transferred from the Employees’ Retirement System is the rate set under: 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 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.