One of the most common questions from first-time convention artists: "Do I need a seller's permit?" The short answer is probably yes — but it depends on your state, the convention's state, and whether the convention requires it.
⚠️ This is general information, not legal or tax advice. Laws vary by state and change over time. Always verify with your state's Department of Revenue or a tax professional.
A seller's permit (also called a sales tax permit, resale certificate, or vendor license) allows you to legally collect sales tax from customers. When you sell physical goods — prints, stickers, charms, original art — you're typically required to collect sales tax in the state where the sale happens and remit it to that state's revenue department.
This applies even if you live in a different state. Selling at a con in California? California's rules apply to those sales, regardless of where you're based.
Many conventions require a seller's permit as part of the artist alley application. The pattern:
💡 Missing a required seller's permit number can get your application rejected automatically — even if your art is great. Get it before you apply to major cons.
You register in your home state first. For out-of-state cons, some states require you to register as a temporary vendor — others don't. The convention's FAQ or organizer can usually tell you what's needed.
Here are the states where major conventions are frequently held:
| State | Permit Required to Sell? | How to Register | Cost |
|---|---|---|---|
| California | Yes — CDTFA Seller's Permit | cdtfa.ca.gov | Free |
| New York | Yes — Certificate of Authority | tax.ny.gov | Free |
| Texas | Yes — Sales Tax Permit | comptroller.texas.gov | Free |
| Illinois | Yes — Retailer's Occupation Tax | mytax.illinois.gov | Free |
| Florida | Yes — Annual Resale Certificate | floridarevenue.com | Free |
| Georgia | Yes — Sales Tax Registration | gtc.dor.georgia.gov | Free |
| Washington | Yes — Business License + Sales Tax | dol.wa.gov | ~$19/yr |
| Maryland | Yes — Trader's License + Sales Tax | dat.maryland.gov | ~$17+ |
| Pennsylvania | Yes — Sales, Use and Hotel Occupancy Tax License | mypath.pa.gov | Free |
| Oregon | No sales tax ✅ | N/A | N/A |
| Montana | No sales tax ✅ | N/A | N/A |
| New Hampshire | No sales tax ✅ | N/A | N/A |
Some states offer temporary seller's permits specifically for events. If you're tabling in a state you don't normally sell in, this can be simpler than a full registration. California, for example, offers temporary permits through the CDTFA for out-of-state vendors attending specific events.
The convention organizer often has guidance on this — check their FAQ or email them directly before the event.
If you take digital commissions at a convention (no physical product exchanged), the rules are murkier. Most states don't tax digital services the same way as physical goods. But if you take payment at the table and deliver later — many states still consider that taxable. When in doubt, collect tax.
Getting the permit is step one. You also need to actually collect and remit:
💡 Square and Stripe both have built-in sales tax calculation. Set up your tax rates before the con and the math is done for you at checkout.
Get your home state's seller's permit before you apply to any major convention. It takes 20 minutes, costs nothing in most states, and protects you from having your application rejected or being fined at the event. For out-of-state cons, check what's required — the convention FAQ or a quick email to the organizer will tell you.
It feels like bureaucracy, but once you have it, you have it. Most artists only need to do this once.
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