When Creating a User, you'll need to provide personal information regarding your customer in order for them to open a brokerage account, deposit funds, or perform any trading activity. See Required Documents to determine which of these documents to send based on the type of User you are creating.
User Document Object
Name, email, phone, etc.
ID Number and citizenship
Tax Treaty Attestation
Birth date, gender, marital status, etc.
Physical address information
Employer, position, etc.
Net worth, income, risk tolerance, experience, etc.
Margin agrement acknowledgement
Links a custodial user to a parent.
Links a director to an institution.
Institution organization specific information.
Information for trust account users