Md. Code Ann., Ins. § 27-902
(a) A policy or contract of motor vehicle insurance may not be canceled or nonrenewed solely because of:
(b) The premium for a policy or contract of motor vehicle insurance may not be increased solely because:
Added by Acts 1997, c. 35, § 2, eff. Oct. 1, 1997.
Formerly Art. 48A, §§ 240F, 240F-1.