2500 Charleston Hwy West Columbia, SC 29172-3902

C-3 Restricted Commercial LM Light Manufacturing HM Heavy Manufacturing 2. A building permit for substantial alteration to the parcel or any existing or proposed structure is issued. For the purpose of this section, a substantial alteration to the parcel would include a contemplated increase or decrease in the heated square foot age of improvements; or 3. The passage of sixty (60) months from the date of adoption of this section or the adoption of any subsequent amendments thereto. B. For parcels that cannot meet the buffer yard requirements due to existing location o f buildings, accessory structures or parking areas, the screening requirements of Section 811.3.4 requiring masonry walls or wooden fences must be met. C. All parcels which are subject to Section 811.4 Parking Lots, Section 811.6 Building Landsc ape Design, or Section 811.7 Street Frontages but do not comply with those provisions on the date of their adoption are allowed to continue as non-conformities until the earliest of the following two occurrences: 1. The parcel’s zoning designation is changed to one of the following designations: D Development R-1 Residential (high-density)