Maryland Statutes
Subtitle 7 - Miscellaneous Safety Provisions
Section 12-705 - Lockout Tags

(a)    In this section, “lockout tag” means a tag that:
        (1)    seals a knife blade disconnect switch box closed;
        (2)    is attached to the exterior of the knife blade disconnect switch box with a metal or plastic strap; and
        (3)    includes a safety warning about the potential for electrocution if an individual removes the lockout tag or touches the contents of the knife blade disconnect switch box.
    (b)    A company that installs solar photovoltaic systems shall install a lockout tag at each residential installation at the time of installation.