Cambridge : Règlement no 191-03, art. 29 — Sign By-law

REPLACEMENT OF NON-CONFORMING SIGNS Any existing sign or other advertising device which does not conform to the provisions of this by- law shall not be relocated, rebuilt, reconstructed, altered, restored or replaced except in accordance with the provisions of this by-law and a permit therefor has been issued in accordance with Section 36 provided, however, that a change in the message displayed by a sign or other advertising device shall not in itself constitute an alteration such as to require the issuance of a permit.