by B. Todd Glover, Executive Director, Municipal Association of SC
Property taxes are often the subject of strongly held opinions, but they are also one of the most important tools for funding local government in South Carolina. Understanding where this system came from — and why it still matters today — helps explain their critical role for municipalities.
Property taxes are far from new. South Carolina passed its first property tax law in 1777. Long before income or sales taxes existed, property taxes funded local government and schools. While the state later expanded sales and income taxes to support state operations, property taxes have consistently remained the backbone of local services.
How property taxes work
In South Carolina, property taxes are local taxes within a state framework. County assessors determine fair market value. State law assigns an assessment ratio based on property use, such as owner-occupied, rental, commercial or industrial. Local governments then apply their own millage rates to generate revenue.
A millage rate is simply a tax rate: 1 mill equals $1 for every $1,000 of assessed value. Local governments control only this final step. State law determines classifications, while the marketplace determines value. Taxpayers typically receive one consolidated bill reflecting the combined millage of all local governments providing services.
Why property taxes make sense
Property taxes are a logical way to fund local government for several reasons:
- They match benefits with costs. Cities and towns provide services that directly affect property — police, fire protection, roads, zoning and code enforcement. These services protect property values and neighborhood stability. Property taxes connect service costs to those who benefit from services.
- They provide stability. Property values change slowly compared to sales or income. This stability allows municipalities to plan responsibly, invest in infrastructure and maintain consistent levels of service — even during economic downturns.
- They are efficient to administer. Property is a straightforward thing to assess, and collection costs are relatively low, which matters for smaller towns with limited staff.
- They have a broad base. Property taxes apply across residential, commercial, industrial, and rental properties, spreading responsibility and keeping rates lower than narrower taxes can.
Assessment ratios and policy choices
Different assessment ratios reflect intentional policy decisions. Owner-occupied homes are assessed at 4%, while rental and commercial property are assessed at 6%, and manufacturing at 10.5%. The goal is to protect primary homeowners while relying more on income-producing property. These ratios are legislative choices about fairness and economic policy.
Act 388 and its impact
In 2006, the General Assembly passed Act 388, which places limits on how local government can increase millage. This law reshaped the system by:
- exempting owner-occupied homes from school operating millage.
- replacing lost revenue with a statewide 1% sales tax.
- capping millage increases based on inflation and population growth.
- limiting reassessment increases to 15% over five years.
While Act 388 protected homeowners, it also restricted municipal revenue growth and shifted costs to businesses, renters and consumers.
Why property taxes are essential today
For most municipalities, property taxes make up a significant portion of general fund revenues. These dollars fund core services that do not generate their own revenue — police, fire, street maintenance, parks and administration. In many towns, total property tax revenue is less than the cost of public safety alone.
Property taxes also protect property values directly. Better fire protection lowers insurance costs. Safe streets increase desirability. Clean neighborhoods boost market confidence. These investments are visible returns on taxpayer dollars.
South Carolina municipalities have limited taxing authority. Property taxes are often one of the only flexible, locally controlled revenue sources available to fund essential services. When property tax revenue is restricted without replacement, communities face service cuts, deferred maintenance and declining quality of life.
Property taxes are not just numbers on a bill — they are a shared investment in safer streets, stronger neighborhoods and sustainable communities.