District of Columbia sales tax permit / seller's permit.
If your business sells taxable goods or services in District of Columbia, you need a sales tax permit (also called a seller's permit). This guide explains nexus rules, post-Wayfair economic thresholds, the application process, and ongoing filing frequency.
Register for District of Columbia sales tax →When you need a District of Columbia sales tax permit
District of Columbia requires sales tax registration once your business has nexus in the state. Nexus can be: