This is because your account details indicate that you are or appear to be tax resident outside the UK, and regulations based on the OECD`s Common Reporting Standard (CRS) require financial institutions to collect and report certain information about an account holder`s tax residency. Power of Attorney Form – Please complete and return this form to authorize someone to act on your behalf. Please note that third party authorization does not go beyond placing transactions on behalf of the account holder(s) and that all account management requests can only be accepted by the designated account holder(s). If you still do not know how to complete the transfer form, please see the following sample forms: CRS Self-Certification Form with Annex (Individual) Form W-8BEN – If you want to invest in U.S. stocks, you must complete a Form W-8BEN before you can trade. This form ensures that you receive the appropriate tax reduction on all income paid to you. Please see below for more links: Donate ISA Funds – please fill out and return this letter if you wish to transfer money from your stock trading account to your spouse`s account to fund their ISA You can leave the rest of the form blank as we will fill in any additional details. Don`t forget to return your certificate using the transfer form if we don`t already have it. If you still do not know how to complete the transfer form, please consult the peak transfer form If you want to invest in a complex instrument, you will need to complete and return an appropriate test to the complex instrument. Please click here to download the form. The following types of investment vehicles are considered „complex”. Adequacy assessment of complex instruments – The adequacy requirements of the Markets in Financial Instruments Directive apply when firms sell products without advice. Defining a product as „complex” means that companies that sell these products without advice must assess whether a potential buyer has the experience and knowledge to understand the product they want to buy – this is the „suitability test”.