South Carolina Tax Guide

Property taxes in South Carolina are primarily administered at the local level and are an important source of funding for schools, counties, municipalities, and special districts. These taxes support services such as public education, law enforcement, fire protection, infrastructure, and local government operations. The state sets assessment classifications, while local governments set tax rates.

How Property Taxes Are Administered

  • County assessors determine property values
  • County auditors prepare tax bills based on assessed values
  • County treasurers collect property tax payments
  • County councils, school districts, and municipalities set millage rates
  • The South Carolina Department of Revenue provides oversight and guidance

Valuation Method Used

South Carolina uses market value as the basis for property assessment.

  • Market value reflects what a property would sell for under normal conditions
  • County assessors review recent sales, property characteristics, and market data
  • Reassessments are conducted on a regular statewide cycle

Assessed value is calculated by applying a statutory assessment ratio to market value.

Assessment Ratios

South Carolina applies different assessment ratios by property type.

  • Owner occupied primary residences qualify for a lower assessment ratio under the legal residence classification
  • Second homes and rental residential property are assessed at a higher ratio
  • Commercial and industrial property use higher statutory ratios
  • Certain agricultural properties qualify for special use valuation

These ratios are established in state law.

Calculation Process

Property taxes are calculated through the following process:

  • The assessor determines market value
  • The statutory assessment ratio is applied to calculate assessed value
  • Local millage rates from counties, school districts, and municipalities are applied
  • Eligible exemptions or credits reduce the taxable amount

Millage rates vary by location and taxing authority.

Notices and Appeals

Property owners receive assessment notices, particularly during reassessment years or when property changes occur.

Owners may appeal assessments through the county assessor’s office within the designated appeal period. Further appeals may be made to county boards or the Administrative Law Court if necessary.

Payment Schedule

Property tax bills in South Carolina are issued annually.

  • Bills are typically mailed in the fall
  • Taxes are generally due by mid January of the following year
  • Penalties apply to late payments

Payment methods and schedules are managed by county treasurers.

Exemptions and Relief Programs

South Carolina offers several property tax exemptions and relief programs, including:

  • Legal residence exemption for owner occupied primary homes
  • Homestead exemption for qualifying seniors, disabled individuals, and certain veterans
  • Agricultural use valuation for qualifying farmland
  • Exemptions for disabled veterans and surviving spouses
  • Exemptions for certain nonprofit and governmental properties

Eligibility requirements are defined by state law.

Reasons Taxes May Change

  • Countywide reassessments
  • Changes in millage rates approved by local governments
  • Property improvements or additions
  • Changes in property use or classification
  • Gaining or losing eligibility for exemptions

Practical Tips for Owners

  • Verify eligibility for the legal residence and homestead exemptions
  • Review assessment notices carefully during reassessment years
  • Keep documentation related to property use and residency
  • File appeals within county deadlines if values appear incorrect
  • Monitor local budget decisions that influence millage rates

Final Thoughts

Delaware’s property tax system is also locally administered, with counties responsible for assessments and tax collection. While valuation methods and classifications differ, both states rely on property taxes to fund essential local services. Understanding assessment rules, exemptions, and appeal rights helps property owners manage taxes more effectively regardless of location.

R&D Offer Quiz

Step 1 of 3

Answer to find out if you're eligible for R&D tax credits.

Do the activities performed relate to a new or improved business component’s function, performance, reliability, quality, or composition?(Required)
For Example: A mid-sized packaging company develops a slightly modified cardboard box design to improve its stacking strength (reliability) for warehouse storage, involving minor adjustments to the corrugation pattern to reduce collapse under standard weight loads.
Is your company trying to discover information to eliminate uncertainty concerning the capability or method for developing or improving a business component?(Required)
For Example: A furniture manufacturer investigates whether a cheaper wood adhesive can hold joints as effectively as the current one during assembly, testing bond strength to resolve doubts about its capability in standard production lines.
Do the activities performed constitute a process of experimentation?(Required)
For Example: An auto parts supplier runs a series of bench tests on different lubricant formulations to find one that reduces friction in engine bearings more effectively, systematically comparing wear rates over simulated operating cycles.