Columbia Definitions and rules of construction ordinance (§ 26-169)
Chapter 26: Taxation · Article VII. Stormwater Development Charge
The following definitions and rules of construction apply to this article:
New construction includes additions to existing structures which increase square footage but does not include the rebuilding, remodeling or alteration of existing structures which does not increase square footage of existing structures.
Person means any person, as defined in chapter 1 of this code, who is required to obtain a building permit pursuant to this code.
Total floor area includes the floor area within the perimeter of the outside walls of a building, including the basement floor area, without deduction for hallways, stairs, closets, thickness of walls, columns or other features. Total floor area also includes the entire floor area of carports, decks and other structures which do not have outside walls and which cannot be lawfully constructed without a building permit.
Official source: City of Columbia official Code of Ordinances (online): look up Sec. 26-169
Text from Supplement 139 (September 3, 2026).
Last checked November 1, 2026. The city's official copy controls; this page is a reading copy, not legal advice.