[Tom Wells]

Ron,

Google is your friend

http://www.theautoport.us/taxguide.html

Scroll down a bit and you'll see:

SOUTH CAROLINA

5% sales tax rate ($300 maximum).
Credit is allowed by Florida for tax paid in South Carolina.
Credit is allowed by South Carolina for tax paid in Florida.

Tax calculated on sales price of new or used motor vehicle, less
credit for trade-in (maximum $300). Occasional or isolated sales
are NOT exempt. Local taxes authorized.

Read and figure it out. Not sure what the $300 max is?

Tom