Verified April 2026
How to Calculate Sales Tax in Dorchester, South Carolina
2026 Step-by-Step Guide for Businesses & Consumers
Current Dorchester Sales Tax Rate
| Jurisdiction | Rate |
|---|---|
| South Carolina State Sales Tax | 6.000% |
| Special District Tax | 1.000% |
| Total Combined Rate | 7.000% |
How to Calculate Sales Tax in Dorchester
-
1
Find the combined rate
The combined sales tax rate in Dorchester is 7.000%. This equals: South Carolina state rate of 6.000% + County 0.000%.
-
2
Convert the percentage to a decimal
7.000 ÷ 100 = 0.0700
-
3
Multiply by your purchase amount
Example: $100.00 × 0.0700 = $7.00 in sales tax
-
4
Add tax to the original price
$100.00 + $7.00 = $107.00 total cost
What's Taxable in South Carolina?
Most tangible personal property is taxable in South Carolina. Check with the
South Carolina Department of Revenue for specific exemption categories.
Do You Have Nexus in South Carolina?
Economic Nexus Threshold
If your business has over $100,000 in annual
South Carolina sales or 200 transactions,
you are required to collect and remit South Carolina sales tax. This applies to out-of-state remote sellers too.
Expert Sales Tax Tips for Dorchester
Out-of-State Sellers
Selling into South Carolina from out of state? Register before you cross the $100,000 threshold to avoid back taxes and penalties.
Frequently Asked Questions
Sales Tax Calculator
Using 7.000% rate for Dorchester
$
Tax Amount
$0.00
Total with Tax
$100.00
Rate applied: 7.000% combined