Blog › Contractor Licenses by State South Dakota · Contractor Licensing South Dakota Contractor License: Complete 2026 Excise Tax Guide There is no statewide South Dakota contractor license for general contractors. What almost everyone does need is the state’s free contractor’s excise tax license, plus the 2% excise tax that rides on every job. Here […] The post South Dakota Contractor License: Complete 2026 Guide appeared first on SimplyWise Cost Estimator .