Versions of South Carolina Code 56-5-1530. Alteration of speed limits on state highway system by Department of Transportation; signs on LawServer 2023 South Carolina Code 56-5-1530. Alteration of speed limits on state highway system by Department of Transportation; signs 2022 South Carolina Code 56-5-1530. Alteration of speed limits on state highway system by Department of Transportation; signs 2021 South Carolina Code 56-5-1530. Alteration of speed limits on state highway system by Department of Transportation; signs 2020 South Carolina Code 56-5-1530. Alteration of speed limits on state highway system by Department of Transportation; signs 2019 South Carolina Code 56-5-1530. Alteration of speed limits on state highway system by Department of Transportation; signs 2017 South Carolina Code 56-5-1530. Alteration of speed limits on state highway system by Department of Transportation; signs 2016 South Carolina Code 56-5-1530. Alteration of speed limits on State highway system by Department of Transportation; signs 2015 South Carolina Code 56-5-1530. Alteration of speed limits on State highway system by Department of Transportation; signs 2014 South Carolina Code 56-5-1530. Alteration of speed limits on State highway system by Department of Transportation; signs 2013 South Carolina Code 56-5-1530. Alteration of speed limits on State highway system by Department of Transportation; signs 2012 South Carolina Code 56-5-1530. Alteration of speed limits on State highway system by Department of Transportation; signs 2009 South Carolina Code 56-5-1530. Alteration of speed limits on State highway system by Department of Transportation; signs