What documents does a sole trader need to pass KYB?

To complete the KYB (Know Your Business) procedure, self-employed individuals (sole traders, freelancers, OSVČ, and similar forms) must provide a basic set of documents confirming their identity, business registration, and source of funds.

1. Main documents

• Completed and signed KYB (Know Your Business) questionnaire;
• Certificate of incorporation/business licence/trade certificate;
• Business ID/VAT/tax ID/EIN and similar identifiers;
• Passport or identity card of the business owner;
• Tax registration document (Tax Registration / VAT Registration Certificate);
• Operating licence, if the business provides regulated services (financial, investment, cryptocurrency, legal, etc.).

2. Banking and address information

• Bank statement or account statement (Bank Statement), no older than 3 months;
• Proof of Address:
• utility bill,
• bank statement,
• rental agreement,
• registration document containing the entrepreneur's address (no older than 3 months).
• Proof of primary place of business — office, studio, retail outlet, etc.

3. Proof of online activity

• Screenshot or WHOIS extract with domain information (registrar, owner, registration date, URL — no older than 3 months);
• If the entrepreneur provides services online — the existence of a website/company profile (LinkedIn, Google Business, etc.);
• AML and KYC policies (if necessary) must be posted on the entrepreneur's website if they work with customers and accept payments.

4. Representatives and authorised persons

• If anyone acts on behalf of the entrepreneur, provide:
• Power of Attorney;
• Passport and authorisation form of the authorised representative, indicating their role and powers.

5. Financial and supporting documentation

• Proof of source of funds — contracts, invoices, tax returns, financial statements;
• Documents confirming the legality of the origin of funds (Proof of Funds);
• If necessary — financial statements or statements for the last 3–6 months.

6. Additional documents (upon request)

Depending on the country and field of activity, the regulator may request:

• Notarised copies of passports and documents;
• Notarised translations of documents into English;
• Proof of domain registration and email for communication with customers;
• Proof of licence if the business is related to payment, investment or legal services;
• confirmation of the existence of an office or production site.

File format requirements

• All documents must be in PDF, JPG or PNG format;
• Documents must be clearly legible and no more than 3 months old;
• If necessary, a certified translation into English is required.

Important:

After uploading documents to the NBCgate platform, they undergo an internal review for compliance with international AML/KYC standards.

If any document is missing, please contact our support team to clarify individual requirements.

support@nbcgate.com

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NBCgate helps individual entrepreneurs around the world complete KYB quickly and without unnecessary bureaucratic complications. 

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Updated on: 19/11/2025