Seller Hub United States · for stone yards, tile makers and machinery dealers from the US · buyers shop on qwikstone.com
QwikStone launches on 25 November 2026List now — your stock goes live to buyers on launch day. Prices and stock on the preview marketplace are sample data.
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Seller guides›Onboarding›Documents & registry checks United States For sellers from the US
Onboarding

Documents & registry checks

What we check before you can sell — and how long it takes.

ApplyBusiness details and tax ID10 min
Registry checkEIN checked automaticallyInstant
Document reviewOur onboarding team reads each file2–3 working days
Bank checkAccount name must match1 day
You’re liveRegister, choose a plan, list stockSame day

Documents for sellers from the US

IRS EIN letter (CP 575 or 147C)

A clear PDF or photo — all four corners visible.

Required
State resale / sales-tax certificate

A clear PDF or photo — all four corners visible.

Required
Form W-9

A clear PDF or photo — all four corners visible.

Required
Bank letter or voided check

A clear PDF or photo — all four corners visible.

Required
ID of the authorised signatory

Passport, national ID or driving licence of the person signing — in India you can verify with DigiLocker instead

Required
Yard photos

2–3 phone photos: the entrance with your name board, your stock, and the machinery or loading area

Required
Fabrication unit (if you cut stone)

Factory registration, a photo of each machine with its serial plate, and the machine invoice.

If it applies

Upload clear scans or phone photos (PDF, JPG or PNG, up to 15 MB). Names and numbers must match your EIN registration. Documents are stored privately and only our onboarding team sees them.

How we check your registration

Registry check · EIN
Number format & checksum✓ Valid
Registered & active✓ Yes
Legal name matches your application✓ Match
Address / state✓ Match
Checked instantly · shown to you in Seller Hub → Onboarding
Stripe Connect — connected-account verification (KYB/KYC)Stripe collects and verifies the business (EIN/TIN, address, representative ID, bank) before payouts are enabled — the method Stripe uses for marketplaces
Included in Stripe Connect fees
Middesk — business verification (EIN/TIN match, Secretary of State filings)EIN matches the IRS record for the legal name; state registrations; watchlists
Paid per business
IRS TIN Matching (e-Services)Name/EIN combination matches IRS records (for 1099 payers)
Free · requires IRS e-Services account
If a check can't be completed automatically
  • The application goes to manual review — nothing is rejected just because a registry was slow.
  • If something doesn't match, we message you in Seller Hub → Onboarding with exactly what to fix.
  • Payouts: USD by ACH via Stripe Connect.
How listing works on QwikStone →