When opening a business bank account, the exact documents that you’ll need will vary from institution to institution. You’ll also need different supporting documents based on your business structure. Regardless of your business type, you’ll almost certainly need the following documents: 1. Proof of your identity (government ID) 2. Proof of your full name and address 3. Your social insurance number To open a business account for a sole proprietorship, you’ll also generally need: 1. Trade name registration certificate or master business license (if applicable) To open a business account for a partnership, you’ll also generally need: 1. Registered declaration of partnership 2. Trade name registration certificate or master business license (if applicable) 3. ID for your partner To open a business account for a corporation, you’ll also generally need: 1. Articles of Incorporation/Association  2. Name, address, and occupation for anyone that owns at least 25% of your business 3. Trade name registration certificate or master business license (if applicable) 4. Annual financial return or report (may require signature from independent accountant) if company is 12-18 months+ old 5. Canada Revenue Agency registration number Since exact requirements vary by financial institution, we highly recommend that you check your bank’s list of required documents before trying to set up an account.