Reassessment
County-wide reassessments in South Carolina are implemented every five years as required by statutes. Implementation is taxpayers are notified of the changes in value and tax bills are issued based on those new values. A County may elect to delay the implementation of a county-wide reassessment for one year by passing an ordinance. Charleston County was assigned the following county-wide implementation schedule by the SC Department of Revenue and implemented the county-wide reassessments as shown.
| Assigned Implementation Year | Delay Ordinance | Actual Implementation Year |
| 2000 | Yes | 2001 |
| 2005 | - | 2005 |
| 2010 | Yes | 2011 |
| 2015 | - | 2015 |
| 2020 | - | 2020 |
The next countywide reassessment is scheduled to be implemented in 2025.
