Maryland has adopted the proposed amendments to COMAR 31.08.03.04, .05, .07, and .08. Among other revisions, the amendments add that a notice of cancellation or nonrenewal or a reduction of coverage may be sent to an electronic mail address to which the insured consented to receive mail, or posted to an electronic network with a separate notice to the insured directed to the electronic mail address to which they consented to receive such notice. 

Please see the proposed and adopted amendments to COMAR 31.08.03.04, .05, .07, and .08 and the Notice of Final Action for more information.