Maryland Code, Land Use § 4-210

(a) In this section, “critical area” includes the areas designated as the Chesapeake Bay Critical Area and the Atlantic Coastal Bays Critical Area under § 8-1807 of the Natural Resources Article.

(b) This section does not apply in the critical area.

(c) For the purposes of issuing a permit or variance relating to zoning, construction, or stormwater for a project to install a solar panel, any calculation relating to the impervious surface of the project required by the State or local governing authority issuing the permit or variance may include only the foundation or base supporting the solar panel.