Stamford, Conn., Code of Ordinances ch. 146 § 146-46.1

(a) A Property Owner may claim an exemption from the provisions of this Article on the grounds that an alleged Property Maintenance Violation is a Managed Natural Meadow Landscape. The Property Owner's exemption claim must be made in writing to the Anti-Blight Officer within seven (7) days of the date of the Notice of Violation.
(b) After a timely exemption claim is made by the Property Owner, a Managed Natural Meadow Landscape (hereafter, "Meadow") shall be exempt from the provisions of this Article if in the determination of the Anti-Blight Officer in their sole discretion, all the following conditions are met:
(1) The Meadow is a planned, intentional, and maintained planting of primarily native grasses, wildflowers, ferns, sedges, shrubs, or trees; and
(2) The Meadow does not include any Noxious Weeds; and
(3) The Meadow does not include any Invasive Plants; and
(4) The Meadow complies with Code of Ordinance Sections 214-27 and 214-27.1 ; does not unreasonably hinder the use of adjacent properties; or block or interfere with the use of the public sidewalk and/or public or private street or right-of-way; or obstruct the sighting of any road sign, obstruct utility lines or other cables to or around the premises; or block or interfere with the use of a fire hydrant or other fixture used in fire suppression; or extend or infringe beyond the boundaries of the premises; and
(5) Upon request by the Anti-Blight Officer the property owner presents a completed Managed Natural Meadow Landscape Plan to the Anti-Blight Officer, to the satisfaction of the Anti-Blight Officer, on or before a date determined by the Anti-Blight Officer in their sole discretion.
(6) As used herein, a Managed Natural Meadow Landscape Plan means a written plan, certified by a Landscape Professional that includes a statement of the intended purpose of the Natural Meadow Landscape; a sketch of the site plan; names of the dominant plant species used in the Managed Natural Meadow Landscape; and a description of how the Natural Meadow Landscape is maintained, including how noxious weeds and invasive plants are controlled. The form for the written plan shall be developed by the Anti-Blight Officer and made available at the Anti-Blight Office.
(c) The Anti-Blight Officer may revoke an exemption granted in accordance with the provisions of this Section at any time if, in the Anti-Blight Officer's sole discretion, the Meadow no longer meets one or more of the conditions set forth herein.