Maryland Statutes
Subtitle 1 - Smoke Detection Systems
Section 9-106.1 - Sale of Battery Operated Smoke Alarm

(a)    This section does not apply to:
        (1)    a fire alarm, a smoke detector, a smoke alarm, or an ancillary component that is:
            (i)    electronically connected as a part of a listed centrally monitored or supervised alarm system; or
            (ii)    capable of sending and receiving notifications by:
                1.    a low–power radio frequency wireless communication signal; or
                2.    a wireless local area networking capability; or
        (2)    any other device that the State Fire Marshal designates as exempt through the regulatory process.
    (b)    On or after October 1, 2018, a person may not sell a battery operated smoke alarm in the State for compliance with this subtitle unless the smoke alarm is a sealed, tamper resistant unit incorporating a silence/hush button and using one or more long–life batteries.