Development review notice sign. A sign which is posted on a property to notify the public of a pending subdivision, land development or site plan. This exempt sign shall be 30 inches wide, 48 inches high and shall have the following wording in three- and four-inch lettering: LAND DEVELOPMENT PROPOSED, CALL HALFMOON TOWNSHIP, 692-9800 (see Article II, § 215-11, of Chapter 215, Subdivision and Land Development, for specifications). The sign shall be made of aluminum with white reflective sheeting and the lettering shall be royal blue. The sign must be posted within 10 days of filing a plan with the Township and shall be removed within seven days after receiving conditional approval from the Board of Supervisors.