You need a completion certificate to register a highrise residential building. Step 1 Consult with Planning Staff: Applicants are encouraged to meet with Staff prior to submitting an application.Your application must include a clear description of the work you are proposing to carry out, a full set of plans and any other supporting documents. Your application must include a clear description of the work you are proposing to carry out, a full set of plans and any other supporting documents. Reprinted: March 7, 2023 to include revisions. Building Permit Classifications. Residential New Home. Access information, resources, and support to guide you through the building permit application process for both residential and non-residential properties. Use this form to tell the Local Authority when you are submitting a Completion. A completion certificate confirms that a building has been constructed, demolished or converted in accordance with the relevant building warrant.