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:
Up a level, or across to the neighbors.
Sales Tax Permit by state
The national explainer above this page: what changes between jurisdictions, and why.
Open the hub → SectionSecretary of State directory
Every filing the state business office takes, state by state.
Open the section → StateDistrict of Columbia business filings
Every filing a business makes in District of Columbia, gathered on one page.
Open District of Columbia → In District of ColumbiaProfessional LLC and PC in District of Columbia
Professional LLC and PC, state by state
Read the guide → In District of ColumbiaEntity conversion in District of Columbia
Entity conversion, state by state
Read the guide → In District of ColumbiaForeign Qualification in District of Columbia
Foreign qualification, state by state
Read the guide → In District of ColumbiaLLC vs Corporation in District of Columbia
LLC vs Corporation, state by state
Read the guide →