S.C. Code Regs. 12-601.10
S.C. Code Regs. 12-601.10. Maps and Blueprints
A. Description: Maps created by the municipality as well as those received from other sources. Types of maps include zoning maps, municipal and county maps, maps from utility companies, highway maps, and land use maps.
B. Retention:
(1) Blueprints, sepia, and/or electrostatic copies on mylar: Permanent. Microfilm.
(2) Other Records: Permanent. Microfilm optional.