S.C. Code Regs. 12-602.5
S.C. Code Regs. 12-602.5. Plans and Specifications
A. Description: Blueprints and other graphic illustrations of designs submitted by contractors for the construction, reconstruction or alteration of buildings within the municipality. These plans and accompanying specifications are submitted to ensure compliance with building codes. Documents include site plan, scale of floor plan, elevation plan, electrical plan, typical wall section and foundation, and specifications.
B. Retention:
(1) Blueprints of Public Building Projects: Permanent. Microfilm.
(2) Other Records of Public Building Projects: Permanent. Microfilm optional.
(3) Non Public Building Projects: 1 year after issuance of certificates of occupancy, then destroy, unless needed for future reference.