Md. Code Ann., State Pers. & Pens. § 23-209
The Board of Trustees may deny membership in the Teachers' Pension System to, or make membership optional for, any class of individuals described in § 23-206(a) of this subtitle whose:
Added by Acts 1994, c. 6, § 2, eff. Oct. 1, 1994.
Formerly Art. 73B, § 5-201.