- A copy of the passport or drivers licence and a copy of the utility bill (less than six months) for the person opening the SIPP subaccount.
- A signed online copy of the SIPP sub account agreement between the client and Interactive Brokers (UK) Limited. NOTE: The aforementioned can be found in the IB online application.
- A copy (within the last six months) of a statement between the SIPP Administrator and client for the SIPP.