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City of San Mateo Municipal Code.

25.08.010 PROHIBITED SIGNS ON PUBLIC AND PRIVATE PROPERTY AND PUBLIC RIGHT OF WAY.

(a) Prohibited Signs. No person shall install or maintain any of the signs described below. Upon notice by the City, any prohibited sign shall be immediately removed by the property owner or person responsible for the installation or maintenance of the sign. The following signs are expressly prohibited:

(1) Without Consent of Property Owner. Signs erected or maintained without the written consent of the owner of the real property or the person or entity in legal possession of the real property;

(2) Banners, except as permitted by Sections 25.04.030 and 25.06.050(a) and there may be permanently displayed on each zoning plot 1 flag that is no larger than 6 feet by 4 feet in dimension, and there is no limit on the number of flags that may be displayed by public agencies on public property;

(3) Rotating, animated, moving or flashing signs;

(4) Roof Signs;

(5) Off-Site Advertising Signs; except that one six (6) square foot sign containing off-site advertising shall be permitted on each zoning plot;

(6) Inflating Devices, including balloons and other lighter than air objects;

(7) Signs not permitted by this Title.

(b) Signs At Prohibited Locations: No person shall install or maintain any of the signs identified below. Upon notice by the City, any sign at a prohibited location shall be immediately abated by the property owner or person responsible for the installation and/or maintenance of the sign. The following locations are expressly prohibited:

(1) Signs at Intersections. No sign shall be erected at or near the intersection of any street or at any location where, by reason of the position, shape or color, it may interfere with, obstruct the view of, or be confused with any authorized traffic sign or signal device; or which makes use of the words "Stop," "Go," "Caution," "Look," "Danger," or any other word, phrase, symbol or character in such a manner as to interfere with, mislead or confuse traffic.

(2) Intersection Visibility. No sign shall be erected at or near the intersection of any street so as to obstruct free and clear vision, or obstruct visibility within the triangular area of private property formed by the extension of intersection curb lines, or pavement edge where no curb exists, and the diagonal line connecting the point on each of the two streets at a distance 45 feet back from the intersection.

(3) Ingress/Egress. No sign shall be erected, relocated or maintained so as to prevent free ingress to or egress from any door, window, fire escape or fire equipment.

(c) Illegal Signs—Nuisance. All illegal signs are expressly declared a nuisance. For purposes of this section, an illegal sign shall mean:

(1) A sign erected and/or maintained without first complying with all ordinances and regulations.

(2) A sign which is a danger to the public or is unsafe.

(3) A prohibited sign as defined by this title.

(d) Enforcement.

(1) The placement of a sign on public or private property or in the public right-of-way in violation of any provision of this Title may be enforced by any method provided by this Code. Each day that the violation continues shall be deemed to be a new violation. All violations are declared to be public nuisances.

(2) Any sign placed on public property or in the public right-of-way in violation of any provision of this Title may be removed and impounded without notice. Impounded signs will be held for at least 30 days. If possible, the City will make reasonable attempts to notify the owner of an impounded sign that the sign has been impounded. If after 10 days' notice to reclaim the sign, the owner of the sign fails to retrieve the sign and pay the City's reasonable costs to impound and store the sign, the sign may be disposed of in any manner whatsoever at the City's discretion. The amount of the sign retrieval fee shall be established by City Council resolution.