Nothing in this Code shall be deemed to require a change in the plans, construction, or designated use of any building on which actual construction was lawfully begun prior to the effective date of this Code and upon which actual building construction has been diligently carried forth. Actual construction is defined to include the placing of construction materials in the permanent location and fastened in permanent manner; except that where demolition or removal of an existing building has been substantially begun to prepare for rebuilding, such demolition or removal shall be deemed to be actual construction.
('76 Code, Art. 12-1) (Ord. 743, passed 4-10-86)