Every Building, Building Moving, Demolition, Plumbing or Sign permit: is issued upon the condition that the permit shall expire and the rights of the Owner under the permit shall tarminate if: 7.2.k, the work authorized by the permit is not commenced within 6 months from the date of issuance of the permit? Teheas the work although commenced is not continuously and actively carried out thereafter; 7Tc203- work ig substantially discontinued for a period of 6 months. Each building to be constructed on a site shali havea a separate Building permit and shall bo assessed a separate Building permit fee based on the value of that building. A Building Inspector may issue a permit for the construction of a portion of a building before the entire plans and specifications of the whole building have been submitced or approved, provided adequate information and detailed statements have been filed complying with all pertinent raquiremants of the Bylaw. The issuance of the permit notwithstanding, the requirements of this Bylaw apply to the remainder of the buiiding, aa if the permit had not been issued. No building permit is required for a retaining wall, but the design and conat:ruction of a retaining wall greater than 1.2 metres in height shall be supervised by a Ragistered Professional. For all retaining walis greater than 1.2 metres in height, sealed copies of the plan and reports prepared by the Registered Professional shall bea delivered to a Building Inspector by the Owner within 10 days of the preparation of the plan and reports. No building permit is required for the dinatallation or relocation of a sign or a sign structure, but no sign permit shall be issued for a sign structure in the following circumstances unless the structure conforms to the Building Code: 7.6.1. The sign and supporting structure have a combined weight in excess of 25 kilograms and are to be attached to a building or structure; 7.642. A sign structure supports a freestanding sign exceeding 4 metres square in sign area;